larucp single family dwelling-duplex plan check list - ladbs.pdf

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LADBS-Corr.Lst.20 (6/2003) www.ladbs.orgPage 1 of 13

CITY OF LOS ANGELES

LARUCP SINGLE FAMILY DWELL ING/DUPLEX

PLAN CHECK L IST

PLAN CHECK NO. PLAN CHECK EXPIRATION DATE: 18 months from submittal date

PCIS# (s): _____________________________ JOB ADDRESS:

APPLICANT TEL. NO. INITIAL VALUATION

SQUARE FOOTAGE USE ZONE FIRE ZONE FLOOD ZONE

OCCUPANCY GROUP TYPE OF CONSTRUCTION NO. OF STORIES

REVIEWED BY: _________________ DATE: ______________ TEL. NO. : __________________

E-MAIL: _______________________ @LADBS.LACITY.ORG Website: LADBS.ORG

BUILDING SPRINKLERS THROUGHOUT? 9 YES 9 NO

SPRINKLER USED IN LIEU OF ONE-HOUR CONSTRUCTION? 9 YES 9 NO

SPRINKLER USED FOR AREA INCREASE? 9 YES 9 NO

SPRINKLER USED FOR STORY INCREASE? 9 YES 9 NO

Your application for a permit, together with plans and specifications, has been examined and you are advised that the

issuance of a permit is withheld for the reasons hereinafter set forth. The approval of plans and specifications does no

permit the violation of any section of the Building Code, or other local ordinance or state law.

NOTE: Numbers in parenthesis refer to Code sections of the 2001 edition of the California Building Code, (T=Table),

Plumbing Code (P.C.), Mechanical Code (M.C.) or Fire Code (F.C.). N.D.S. refers to The National Design Specifications.

(*) Corrections used by the City of Los Angeles that may not be used by other municipalities.

Project applicants/representatives are advised to initiate the sign-off processes for the requiredclearances, listed in the Clearance Summary Worksheet, as soon as possible. The time to obtain the sign

off from some departments, i.e., Department of City Planning, may be time-consuming.

If you cannot comply with the plan check corrections circled under PLANNING & ZONING of this

correction sheet, and instead, wish to obtain a discretionary approval from the Department of City

Planning, please initiate the request for discretionary approval as soon as possible as the process may

be time-consuming due to the probable requirement of a public hearing.

INSTRUCTIONS

! Corrections with circled item numbers apply to this plan check.

! Incorporate all comments as marked on checked set of plans and calculations and this corrections sheet. In the left handmargin of the circled corrections, please indicate the sheet number and detail or note number on the plans where the

corrections are made. Once all the circled corrections and additional corrections have been addressed, contact the plan

check engineer to schedule a verification appointment to demonstrate compliance with all the corrections.! Bring the original checked set of plans and calculations along with this correction sheet to the verification appointment

Do not schedule a verification until all corrections have been addressed.! Incomplete, indefinite or faded drawings or calculations will not be accepted.

! The plan check engineer will only be available for conference and telephone calls between the hours of and

on the following days: . Appointments are recommended.




Revise plans and provide notes to show compliance with the following attached handouts and supplementa

correction sheets checked ::

9 Energy 9 Structural Observation

9 16d -30d Shear Transfer 9 Hillside Seismic Design (slope >3:1)

9 Impact Hazard Glazing 9 Steel Frame Design

A. APPLICATION AND PERMITS

1. Provide fully dimensioned plot plan to scale, in ink, or copiedto the application plot plan sheet provided. Show building lines,easements, lot size, street center line, alley, parking spaces, andlocation of all buildings. (Show type of construction, number of stories and use of all buildings.) Must agree with plot plan shownon plans. 91.106.3.2.1, 91.106.4.3~

2. Provide complete and correct legal description ( Tract, Lot,Block, Grant Deed). Application must be rechecked prior to permitissuance.

3. Obtain proof of lot cut date prior to ( ). (After 6-1-46, comply to zone minimums.) (After 7-29-62, obtain cityplanning approval) (prior to 7-1-67 R1 yds OK for RE15.)

4. Project’s valuation is $ ( ). Additional plancheck fee needs to be paid. 91.107.2

5. In order to issue a building permit to the agent of the property

owner , a notarized authorization letter by the owner enabling theagent to pull the permit(s) must be presented. Instead, if thepermit is pulled by a licensed contractor or his/her agent, thefollowing information is required per P/GI 2001-01:

a) Certificate of Workers Compensation Insurance made out

to the Contractors State License Board.b) Copy of City of LA business tax registration certificate or

a newly paid receipt for one.

c) Copy of contractors state license or pocket ID.

d) Notarized letter of authorization for agents of contractor.

6. See the clearance summary worksheet for clearances

required from other agencies. Project applicants/

representatives are advised to initiate the sign-off

processes for these clearances as soon as possible. The

time to obtain the sign-off from some departments,

i.e., Department of City Planning, may be time-

consuming. Read the comments attached to the

clearance, if any, as they often contain important and

useful information.

7. Call ( ) ___________ for information on obtaining therequired clearance for ______________ Specific Plan,

_______________ HPOZ, ______________ CDO, and _______________ POD. Not all projects can be cleared thesame day and an appointment may be necessary.

8. Prior to issuance of building permit, obtain approval from:

a). California Division of Occupational Safety and Health(CalOSHA) for (excavations exceeding 5-ft height where workedescends) (Building over 3-story’s or 35-ft height). 350 W4th St. Ste 850, Los Angeles, CA (213)576-7451 or 6150Van Nuys Bl, Rm 405, Van Nuys, CA (818)901-5403

b). Los Angeles County Health Department for: (water welconstruction/monitoring/destruction)

3530 Wilshire Bl, 9th floor Los Angeles, CA (213)351-7352

6851 Lennox Ave, 3rd floor, Van Nuys, CA (818)902-4470

6053 Bristol Parkway, 2nd floor, Culver City, CA (310)6658483

122 W. 8th St. Rm 20-A, San Pedro, CA (310)519-6081

Admin HQ: 5050 Commerce Dr., Baldwin Park, CA(626)430-5560

c). Dept. of Conservation, Division of Oil and Gas (DOG) foproject on land with an abandoned oil well. 5816 Corporate

Ave., Room 200, Cypress, CA (714)816-6847.

9. A separate permit is required for (grading) (demolition(retaining walls) (swimming pool) ( ) 91.106.1

10. Affidavit required for ( ). Theaffidavit must be approved by the Department of Building andSafety prior to recording.

11. Provide copies of the following documents which appeaon this parcel: ( )

For information on how to obtain copies of affidavits

please call Building and Safety Records Section, Metro

office (213) 482-6899 or Van Nuys Office (818) 374-4390

For all other City Planning documents contact the

Department of City Planning at (213) 978-1259, or fax

request to (213) 978-1263. Additional corrections and/ oclearances may follow upon review of the documents.

B. PLANS.

1. Two sets of plans and one set of calculations will berequired when permit is issued per 91.106.3.2.2 & 91.106.3.3Plans shall be:

a) Quality blue or black line drawings with uniform andlight background color.

b) Max. 36" x 48" size with minimum 1/8" lettering size

c) Sticky back details must produce prints withoucontrasting shades of background color.




2. Provide the following with each set of plans:

9 Topography survey map 9 Foundation Plan

9 Floor Plan 9 Two Elevations~

9 Construction Section 9 Grading Details~

9 Structural Details

3. The address of the building and the name and address of the

owner(s) and person(s) preparing the plans are required on thefirst sheet of the plans. 106.3.3.1

4. Show elevations for all floors, top of roof, natural and finish

grade around perimeter of building (and top point of building.)Survey map must be signed by a licensed Surveyor or CivilEngineer. 106.4.3.3

5. Incorporate all comments as marked on checked set of plans

and calculations and this correction sheet. Return originally

checked plans & calculations with corrected plans.

6. Void or delete all plans, details and notes that do not pertain

to this project.

7. Show the legal description, building area, occupancygroup(s), use(s), type of construction, number of story(s), firezone, lot size, lot area and height on the first sheet or titlesheet of plans.

8. A supplemental plan check and permit with the applicable

fees is required for deferred item(s) :

9 Prefabricated stairs including handrails

9 Prefabricated roof and floor trusses

The engineer of record shall review the design of the deferreditem(s) and verify their conformance with the intent of theoriginal design.

C. PLANNING & ZONING

If you cannot comply with circled corrections in this section, and

instead, wish to obtain a discretionary approval from the

Department of City Planning, please initiate the request for

discretionary approval as soon as possible as the process may be

time-consuming due to the probable requirement of a public

hearing.

1. Basement constitutes a story. Any basement containing a

habitable room shall be considered a story for side yard, rear yard

and Height District purposes. 12.21C1(l), 12.21.1A8.2. Provide and dimension: ( ) side yard; ( )

rear yard as required for the ( ) Zone.

3. Provide ( ) Front yard. But not less than prevailing.

Submit Block Plot showing setbacks from the front property lineof all buildings on the same side of the street, to establish requiredsetback.

4. Building exceeds ( ) height for A1, A2, R1, R2, RSor RE zone. 12.21.1

5. Building exceeds ( ) he ight pe r H i l l s i de Ord .

(12.21A17(c) ) for Zone ( ).

6. A ( ) car garage or carport is required 12.21A4(a).

7. Provide ( ) paved parking spaces. A minimum o

one space per dwelling unit shall be a standard stall12.21A4(a), 5(c).

8. Maximum driveway slope shall not exceed 20%. [Grade

details and transition slopes required where slope exceeds12½%. Maximum driveway cross slope is 10%. Maximum slopewithin parking area is 5%. 12.21A5(g), Information Bulletin#P/ZC 2001-01 ( see LADBS.ORG )

9. In A & R zones Parking is not permitted in the required fron

yard and a 5' side yard along the side street lot line of a cornelot.12.21A6(a).

10. Automobiles are not permitted to back onto a public stree

or sidewalk.* 12.21A5(i)1. *Except for local Streets.

11. Parking Aisle: Revise plans to provide additional back

up space at garage. 12.21A5(b).

12. Walls: Parking and turning areas within 15' of property linemust be enclosed by 5' 9" high solid wall. 12.21A6(d), (e), (f).

13. Maintain minimum 10' separation between dwelling andaccessory building. 12.21C5(d).

14. A ( ) passageway is required from the street toeach dwelling unit and guest room. 12.21C2(b)

15. Maximum eave projection of ( ) inches allowed in( ) provided the yard is not reducedto less than 30". 12.22C20(b)

16. Projection of ( ) into the () yard/passageway (not permitted) (limited to )

12.22C20.

17. Fences, planters, and retaining walls shall not exceed aheight of ( ) ft. above the natural ground level in required( ) yard. 12.22C20(f).

18. Provide 30" minimum clear access around main building(sand accessory living quarters. 12.22C20(l).~

19. Comply with the provisions of the Specific Plan

( ).

20. Zoning Information File No. ZI ( ) requires

( ).

21. A wet bar is permitted provided it has no more than 10 sqft of counter surface area, and no hot water, garbage disposal220 v. electrical or gas outlet. ZA 90-0080(ZAI)

22. Accessory building is not permitted on front half olot,except when located minimum 55-ft from the front line orprivate garage located on sloping lot in accordance with12.21C5(l). 12.21C5(b).

23.Provide minimum 5-ft setback from rear property line (10from alley center line ) and ( ) setback from side propertyline for accessory building containing recreation room or

accessory living quarters. 12.21C5(e), (f), (g)

24. No mezzanine is permitted within a recreation room.

12.03




25. For any lot within the Hillside ordinance, where the elevationof the ground at a point 50 feet from the front lot line andmidway between the side lot lines is 33 feet or more higher than the lowest point of the front lot line, no portion of abuilding or structure within 20 feet of the front line shall exeed24 feet in height. The 24 feet maximum building and structureheight shall be measured from the elevation at the centerlineor midpoint of the street on which the lot fronts.12.21A17(c)(4)

26. For any lot within the Hillside ordinance, Open unenclosedstairways, porches, platforms and landing places not coveredby a roof or canopy shall not project or extend into the frontyard. 12.21A17 (a)(3)

27. For any lot within the Hillside ordinance, balconies with 10feet of vertical clearance beneath them may project or extend no more than 30 inches into the required front yard. 12.21A17(a)(3)

D. ROOM-LIGHT, VENTILATION AND DIMENSIONS

1. One room must be a min. of 120 sq. ft. in area. Other habitable rooms, except kitchens, must be a min. of 70 sq. ft.

( 310.6.2)

2. Habitable rooms other than a kitchen shall not be less than7' in any direction. ( 310.6.3)

3. Required ceiling height is 7'-6" min., 7'-0" min. in kitchen,halls and bathrooms. ( 310.6.1)

4. Provide natural light in (habitable rooms)( )

by means of exterior wall openings with an area not less than10% of floor area with a minimum of 10 sq ft. 1203.2

5. Provide natural ventilation in (habitable rooms) (bathrooms)( ) by means of openable exterior wallopenings with an area not less than 5% of floor area with aminimum of 5 sq ft. Mechanical ventilating systems may bepermitted. 1203.3

6.Provide a door and window schedule. Show type and size of each.

7. Under-floor ventilation shall be not less than 1/150 of under floor area. ( 2306 )

8. Attic ventilation of 1/150 of the area of ventilated space(approximately 10 sq. in. for each 10 sq. ft. of attic area) isrequired. ( 1505.3 )

9. Dimension on plans the 30" clear width for water closet

compartment and 24 in. clearance in front of water closet for

( ) bathroom. 91.2904

E. SPECIAL HAZARDS

1. Glazing in hazardous locations shall be tempered.91.2406.4

a. Ingress and egress doors

b. Panels in sliding or swinging doors

c. Doors and enclosure for hot tub, bathtub, showers (Alsoglazing in wall enclosing these compartments within 5' of standing surface)

d. If within 2' of vertical edge of closed door and within 5' of

standing surface

e. In wall enclosing stairway landing

2. Smoke detectors shall be provided as follows:

91.310.9.1.3,4

a) In new construction smoke detectors shall receive thei

primary power source from the building wiring and shall be

equipped with battery back up and low battery signal. Smoke

detectors shall be located in each sleeping room & hallway o

area giving access to a sleeping room, and on each story and

basement for dwellings with more than one story.

b) In existing construction smoke detectors may be battery

operated, installed in location as specified in a) above.

3. Provide smoke detectors at the top of common stairwell

serving two or more tenants. (Health and Safety Code 13113.7

4. Add note “Provide an approved spark arrester for the

chimney of a fireplace, stove, or barbecue.” (L.A.M.C. 57.20.25

)

5. Add note “Provide an alarm for doors to the dwelling tha

form a part of the pool enclosure. The alarm shall sound

continuously for a min. of 30 seconds when the door is opened

It shall automatically reset and be equipped with a manua

means to deactivate (for 15 secs. max.) for a single opening

The deactivation switch shall be at least 54" above the floor.”

P/BC 2001-14.

6. Add note “An approved Seismic gas shutoff valve will be

installed on the fuel gas line on the down stream side of the

utility meter and be rigidly connected to the exterior of the

building or structure containing the fuel gas piping.” (Pe

Ordinance 171,874-for work over $10,000.)

7. Add note “Water heater must be strapped to wall.”

Sec. 507.3, UPC

8. Fire lane access is required. The entrance to the

dwelling is more than 150 ft. as measured from the edge of animproved street or approved fire lane along the normal entrance

roadway or walkway to the front door. Obtain clearance from

the Hydrants and Access Unit of the Fire Department in 221 N

Figueroa Street, Suite # 1500. (L.A.M.C. 7.09.03) A fire lane is

20' min. width, 15%max. Slope and has a std. turn around.




F. EXITS AND STAIRWAYS.

1. Provide emergency egress from sleeping rooms. Show

details on plans. Min.- 24" clear ht, 20" clear width, 5.7 sq.ft. min.

area & 44" max to sill. 91.310.4

2. Provide window wells (with fixed ladder) at emergency

egress windows below grade. 91.310.4

3. At least one exit doorway shall not be less than 3'-0" wideand 6'-8" high and shall be so mounted that the clear width of 32"

is maintained. 91.1003.3.1.3a

4. Add note “The ( ) door

must open over a landing not more than 1" below the threshold.Exception: Providing the door does not swing over the landing,landing shall be not more than 8" below the threshold.91.1003.3.1.6

5. Landing at a door shall have a length measured in thedirection of travel of no less than 36". 91.1003.3.1.7

6. Show the following stairway details:

a). 7" (8") rise & min. 11" (9") run. 91.1003.3.3.3b). Min. 6 ft 8 in. vertical headroom at tread nosing.

91.1003.3.3.4

c). Min. (36") (44") clear width. 91.1003.3.3.2

d). Handrails 34" to 38" high above tread nosing.91.1003.3.3.6

e). Handgrip portion of handrail shall not be less than 1 1/4"nor more than 2" cross-sectional dimension having asmooth surface with no sharp corners. 91.1003.3.3.6

f). Handrail extensions of min. 12" beyond top and bottomrisers when serving more than one unit. 91.1003.3.3.6

g). Less than 4" clear spacing between intermediate rails.91.509.3

7. Enclosed useable space under interior stairs requires

one-hour fire-resistive construction on enclosed side.91.1003.3.3.9 (Such as 5/8" type X, Gyp. Brd.).

8. Show stairway landing details.

a) Landing dimension in the direction of travel must be no lessthan 36 inches. 91.1003.3.1.7

b) Swinging doors shall not swing over the top step.91.1003.3.1.6

9. Provide 36" high guardrails with less than 4" clear spacingbetween intermediate rails. 91.509.2,3

10. Spiral stairway cannot be used as the required exit fromareas exceeding 400 sq. ft. 1006.6

11. Every stairway shall have a headroom of not less than 6'-8"measured vertically from a plane parallel and tangent to thestairway tread nosing . 1003.3.3.4

12. Winding stairs, or winding sections used when changingdirection, shall have a run width of not less than 6" at its narrowend and 9" at a point 12" from the end. 1003.3.3.8.2.

13. Ramp slopes shall not exceed one foot in (8 feet).91.1003.3.4.3

14. Exterior stairs and exit balconies shall not project intoareas where protected openings are required. 91.1006.2.1

15. Second story with an occupant load of 10 or more (3000sq ft) requires at least two exits. 1004.2.3.2

16. Third story larger than 500 sq ft requires at least twoexits 1004.232.

17. Roof decks require at least two exits when they exceed500 sq ft and when they are higher than immediately above thesecond story. 1004.2.3.2

18. Provide 2 exits from (). 91.1004.2.3.2, T 10-A

19. Exits shall be separated by at least ½ the maximumdiagonal of the area served.. 91.1004.2.4

G. GARAGE.

1. The following are required for attached U-1 occupancygarage / carport:

9 a)Specify materials of one-hour fire-resistiveconstruction on the garage side for walls and, whensupporting an upper floor, ceilings, posts and beam ogarage. 302.4 and T 3-B

9 b)Doors to be self closing, 1 3/8" solid wood slabor 20 minute rated door assembly. 91.302.4.

2. Garage shall not open directly into a room used forsleeping purposes. 91.312.4

3. The garage/carport floor surface shall be ononcombustible or asphaltic paving materials. The minimumthickness of concrete floor slabs supported directly on theground shall not be less than 3-1/2 inches. 91.312.5

4. Exterior walls of a U-1 occupancy less than 3' from aproperty line must be one-hour construction without openingsT 5-A

5. U-1 Occupancy garage is limited to (1000) (3000) sq. ft

and one-story in height. 91.312.2.1, 91.312.2.2

H. CONSTRUCTION - GENERAL.

1.. Attic (with over 30" headroom) must have access opening(22" x 30" min). 91.1505.1

2. Glass skylight shall comply with 91.2409. Plasticskylight shall comply with 91.2603.7.1.

3. Provide veneer details. Show method of anchorage, sizeand spacing of anchors, and type of backing. 91.1403.6.4.2 -~

4. A corrosion resistant weep screed is required below thestucco a minimum of 4" above earth or 2" above paved area

91.2506.5

5. Projections beyond exterior walls shall not extend morethan 12 inches into areas where openings are prohibited (i.ewithin 3' from a property line.

6. Eaves over required windows shall not be less than 30from the side or rear property lines. 91.1204

7. Show/Detail on plan that exterior posts located on a slabshall be at least 1" above floor/slab and 6" above exposed earthIsolated piers must be 8" above exposed earth. As an alternateuse pressure treated posts. 91.2306.5




8. Show roof elevations to provide a minimum 1/4 inch per footroof slope for drainage or design to support accumulated water.1506.1 & 1611

9. Note on the plan “ The construction shall not restrict a five-foot clear and unobstructed access to any water or power distribution facilities (Power poles, pull-boxes, transformers,vaults, pumps, valves, meters, appurtenances, etc.) or to thelocation of the hook-up. The construction shall not be within tenfeet of any power lines-whether or not the lines are located on theproperty. Failure to comply may cause construction delays and/or

additional expenses.”

I. PRODUCT APPROVALS

1. Pre-fab fireplaces require manufacturer, model, and

Underwriter Laboratories certification (or ICBO). Top of chimney

must extend a minimum of 2' above any part of the building within10'. 91.3102.3.6

2. The following items shall comply with a specific Los Angeles

City Research Report (RR #). Clearly specify the product specs,

RR # and show compliance with RR.

9 skylights 9 framing clips 9 shear plates

9 holdowns 9 retrofit anchor bolts 9 joist hangers

9 straps 9 truss conn. plates 9

3. ICBO evaluation reports or LA RR’s are acceptable for the

following non-structural items; provide report number:

9 deck coating 9 roofing tile 9 interior finishes

9 sound/thermal insulation 9 hardboard siding~

9 fiber cement panel 9----------------------

4. Provide a class A, B or C fire-retardant roof covering other

than wood and show roof pitch (2% min slope). 91.1503,91.1506..1

J. MISCELLANEOUS

1. High wind area: For structures in a high wind area, provide

the following per P/BC 2001-16 (See LADBS.ORG):

a) 30# felt underlayment attached to the roof deck with 1"

headed nails, or nails driven thru tin caps,

b) Design glass thickness per T 24-A

c) Anchor posts with 2 ½” bolts,d) Design roof overhang for 15 psf uplift or as required on T

16-H whichever is restrictive.

2. Provide planter box detail. Show a 2" air space from wall to

planter. 91.2306.8

3. Add note “Provide damp-proofing for all walls below grade

that enclose usable space.” 91.1402.4 Specify Research Report

(RR # or ICBO#) for membrane.

4. Add note “Provide ultra flush water closets for all new

construction. Existing shower heads and toilets must be adaptedfor low water consumption.”

5. Provide 12" clearance under floor girders and 18

clearance under floor joists. 91.2306.3

6. Show minimum 18" x 24" under floor access opening

91.2306.3

7. Add note “Provide 70 inch high non-absorbent wal

adjacent to shower and approved shatter-resistant materials fo

shower enclosure.” 91.807.1.3, 91.2406.4(5), 91.1115B.9.6, 7

8

8. Provide 32" wide doors to all interior accessible rooms

91.6304.1

9. A fire retardant roof covering is required. Provide a

complete description on plans. Class A roof covering is required

for all buildings located in a Mountain Fire District or Fire Buffe

Zone. (1503, 1504, 7207.4)

K. FIRE PROTECTION

1. Draft stops shall be provided within a concealed

floor-ceiling assembly formed of combustible construction

(1000 sq ft & 60' max between draft stops) 91.708.3.1.1.1

2. Draft stops shall be provided within attics, mansards

overhangs and similar concealed spaces formed of combustibleconstruction. 91.708.3.1.2.2 (3000 sq ft & 60' max.)

3. Show draft separation for attic areas between units in a

duplex.. 708.3.1.2.1

4. Building exceeds allowable height limit of T 5-B for Type

( ) construction. 91.506

5. Type V buildings in FD II shall have 1 hr. exterior walls

per 91.7206.2. Except walls facing a 60 ft. yard.

6. Add note “Provide fire sprinklers throughout. The

Sprinkler System shall be approved by Plumbing Div. prior to

installation". 12.21A17(d), 91.506

7. Members providing vertical support for concrete omasonry in upper story require l-hour fire resistive protection91.704.4

L. BUILDING MORE THAN 2 STORIES IN HEIGHT.~

1. A sprinkler system is required for a four-story, Type V

building. 91.506.

2. Add note “2 x 6 or 3 x 4 minimum size studs at 16" o.c

required for first story bearing walls.” 91.2320.11.1

T 23-IV-B

3. Roof nailing must be designed for wind uplift when the

mean roof height exceeds 35 feet. T 23-II-B-2, 2304.3

M. STRUCTURAL-GENERAL.~

1. All structural plan sheets and index sheet of calculations

(showing number of pages) must be signed by the same

civil/structural engineer or architect, licensed by the State o

California. Plans and calculations for products designed by

others (trusses, stairways etc) must be reviewed and approvedby the engineer of record for the project. 91.106.3.3




2. Structural calculations are required to justify the adequacy

of the structural system in resisting seismic and wind loads, and

supporting dead and live loads. Building does not conform to the

Conventional Light-frame Construction of 2320.

3. Provide key plan sketches in the calculations cross

referencing member sizes of joists, beams, shear walls, etc. to thedesign drawings, i.e., framing plans.

4. Structural observation per Section 1702 is required for

this project. The engineer of record shall prepare an inspection

program, including the name(s) of the individuals or firms who willperform the work. The inspection program shall be shown on the

first sheet of the structural drawings.(See attached “General Notesfor Structural Observation” form).

5. Specify the size, height and spacing for studs. Wall

construction shall comply with T 23-IV-B unless an engineered

design is provided. Provide calculations for bearing walls higher than 10 feet.

6. Show full height studs at gable end walls for vaulted ceiling

room(s).

7. Bearing wall studs cannot be notched more than 25% of

their width. Bored holes cannot have a diameter greater than 40%

of the stud width.8. Cripple walls exceeding 4' in height shall be framed of studs

having the size required for an additional story. 91.2320.11.5

9. Add the following material specifications and/or notes to

plans:

9 Soil: Type of soil and bearing value Per T 18-I-A.

9 Plywood diaphragms: Product Standard PS 1-95, Douglas

fir-Larch, Structural I (or CDX).

9 Particle board: ANSI A208.1-1989. Moisture protection is

required.

9 Wood Framing members: Grade and species of all lumber.

Add note “must be grade marked.”

9 Glue Lam Beams: add note “GLB must be fabricated in LA

City Bldg.. Dept. licenced shop.” Identify grade symbol and

lamination species per T 5-A, ‘91 NDS Supp.

9 Add note “Field Welding to be done by welders must be

certified by the L.A. City Building Department for (structural

steel) (reinforcing steel) (light gage steel). Continuousinspection by a deputy inspector is required.”

9 Steel: Structural steel ASTM (A36) (A992) , Structural

Pipe ASTM A53 Gd B, Tubing ASTM A 501. Reinforcing

bars ASTM A615.

Add note Shop welds must be performed in a LA City Bldg.

Dept. licenced fabricator’s shop.”

9 “Concrete: Standard 2500 psi concrete. 3000 psi min for

grade beams and caissons.” 91.1905.1, 91.1921.2.4.1

9 Add note “Continuous inspection by a deputy inspector is

required for all concrete designed with f’c greater than2500psi.” 91.1701.5.1

9 Add note ”Lag Bolts: Provide lead hole 40%-70% of

threaded shank dia. and full dia. for smooth shank portion.”

‘91 NDS

9 Masonry: Specify type and f’m of masonry units.

Proportions of mortar and grout mixes. 2103, T 21-D

9 Add note “LA City Bldg. Dept. licensed fabricator is

required for (Trusses)(Structural Steel) (

)” on the plan.

9 Add note “Continuous inspection by a deputy inspecto

required for ( ).” on the plan.

9 Specify that foundation sills shall be pressure treated, o

foundation grade Redwood. 91.2306.4

10. Show size, spacing & direction for the following wood

framing members:

9 Girders 9 Rafters

9 Floor joists 9 Ceiling joists

9 Beam Over ( ) 9 Post Under ( )

11. Structural plans and calculations will be required for all roof

or floor trusses prior to issuance of the building permit.

12. Provide double joists under parallel bearing partitions

2320.8.5

13. When the roof slope is less than 3 units vertical in 12 units

horizontal, members supporting rafters and ceiling joists such as

ridge board, hips and valleys shall be designed as beams

2320.12.114. Design railings and its components for a 20 pound-per-foo

horizontal force applied at top. Detail connections T 16-B.

15. Exterior stairs and balconies must be positively attached

to the structure without the use of toenails or nails in withdrawal

2320.13

16. Design the ceiling framing for a live load of 10 psf. T 16-B

17. Rafter ties spaced 4 ft. (max.) on center are required

immediately above ceiling joists which are not parallel to therafters. 2320.12.6

18. Provide factor of safety of 1.5 to resist (sliding) (overturning

for design of retaining walls. 1611A.619. Use allowable stresses Fb of T 4A, ‘91 NDS, supp., and

adjustment factors from footnote 3, T 2.3.1, NDS , for 2x and 4xlumber.

20. Design the garage/carport floor system to support a whee

load of 2,000 lbs acting on an area of 20 sq. inches withou

uniform live loads. 1607.3.3

21. Provide details and calculations for a brick fireplace and

chimney. Show compliance with 3102

22. Structural calculations and details are required for anchored

masonry or stone veneer that extends more than 5 ft. above the

first floor. 2320.5.3

23. Veneer supported by wood frame shall not exceed 30

above ground unless differential movement is considered by an

engineer. 1403.1.2

24 Calculate seismic drift, ∆M = 0.7R∆S, using strength leve

forces in accordance with Section 1630.9.2 and provideseparation from property line or adjacent building(s) in

accordance with Section 1633.2.11.

25. The value of R used for design in a specific direction shal

not exceed the lowest value of R for any of the lateral forceresisting systems utilized in that same direction. (1630.4.4




26. Provide calculations and details to show that collector

elements, splices, and connections to resisting elements

have the strength to resist the combined loads resulting from

the special seismic load of Section 1612.4. (1633.2.6)

27. Provide mix design calculation for concrete with f‘ c $ 6000

psi.

28. Frame members assumed not to contribute to lateral

resistance shall be detailed per section 1921.7.

29. Submit structural calculations and connection details for

the structural members that provide support for the

seismic forces generated by elevators. The seismic

forces must be determined in accordance with Section

1632. The calculations and details provided must show

the complete load path from the rail supports to the

building’s lateral-force-resisting system.

N. SEISMIC - SHEAR WALLS AND DIAPHRAGMS.

1. Show size, type and location of all bracing wall panels.

Clearly show required braced wall lines (25 ft. o.c. maximum for

Conventional Light-Frame construction.) 2320.5.1

2. O “Solid blocking shall be provided at all horizontal joints

occurring in braced wall panels.” 2320.11.33. Allowable shear for stucco is (90 plf for seismic) (180 plf for

wind) and for gypsum brd (30 plf for seismic) (100 plf for wind).

T 25-I

4. Stucco and drywall shear walls cannot exceed a height to

length ratio of 1:1. These shear walls are not allowed below the

top level of a multi-story building. 2513.4 T 25-I

5. Add note “Stucco shear walls shall utilize furring,

galvanized nails (having a minimum 11 ga., 1-1/2" long, 7/16"

diameter head, and furred out a min of 1/4") to attach the lath to

the studs. Staples shall not be used.” On the plan.

Table 25-I.

6. The maximum allowable shear for three-ply plywood resistingseismic loads is 200 PLF. Footnote 6 of T 23-II-I-1

7. Limit height:length of plywood shear walls to 2:1. Provide

complete calculations (including deflection) and details where

straps are used at openings to reduce the effective height of shear

walls. 2315.5.7, Table 23-II-G

8. Design ( )for load combinations

specified in 1612.2.1 when using Strength Design or Load and

Resistance Factor Design in 1612.3.1 if using Allowable Stress

Design. Load duration factor may be used for wood

9. Provide a shear wall schedule on the plans and specify the

maximum design shear load for each shear wall type. Limit the

design shear wall loads to those allowed by Table 23II-I-1

10. Detail top and bottom shear transfer connection for shear

wall(s) located at ( )

11. The following applies to all shear walls with a shear value

greater than 300 plf. These walls shall be clearly identified on the

plans. Table 23-II-I-1 footnote 3. Provide the following:

c) 3x foundation sill plates.

b) 3 x studs and blocks between adjacent panels.

c) 1/2" edge distance for plywood boundary nailing..

d) Stagger nails if nail spacing is less than 2" o.c.

e) Square plate washers shall be used with all ancho

bolts. Table 23-II-L

5/8" bolt - 2.5x2.5x1/4 3/4" bolt - 2.75x2.75x5/16

7/8" bolt - 3x3x5/16 1" bolt - 3.5x3.5x3/8

12. Add note “ All diaphragm and shear wall nailing shall utilize

common nails or galvanized box.” On the plan.

T 23-II-I-1

13. Wood shear wall panels shall meet the story drift limitation

of Section 1630.10. Calculated deflection shall be determined

according to UBC’97 Standard 23-2, Section 23.223 and shal

be increased 25 percent to account for inelastic action and

repetitive loading. Contribution to the vertical elongation from the

anchor or tie down and fastener slippage shall also be included

2315.5.7, 1630.2.3.4

14. The principle of diaphragm rotation shall not be permitted

to distribute shear forces to shear walls. 2315.1

15. Cantilevered diaphragms shall not exceed 15% of the

distance between lines of lateral load resisting elements from

which the diaphragm cantilevers. The depth to width ratio of the

cantilevered portion of the diaphragm shall not be less than 4:12315.1

O. CONNECTIONS

1. Provide a framing nailing schedule on plan fo

Conventional Light-Frame Construction. T 23-II-B1

2. O“All bolt holes shall be drilled 1/32 to 1/16" oversized.

8.1.2.1, ‘ 91 NDS

3. Provide calculations and details for chord splices.

4. Provide calculations and details for drag struts for sheawalls. See checked plans.

5. Hold down straps - Include the following in design and

detailing between floors:

a) Design and detail straps installation when used as hold

downs across floor joists. Account for reduced number of

nails across joist.

b) Determine the allowable load based on the number o

nails thru the strap into the posts above and below the

"Dead Space" between floors. Specify # of nails required

c) Design and detail straps so that the minimum

nail spacing will be provided when the strap nailing iscombined with the shear wall edge nailing (i.e. provide 4x

member wherever a trap and shear wall edge nailing occu

or detail strap nailed over and thru unnailed plywood--show

nailing pattern on plan).

6. Provide the design for the shear transfer from the roo

diaphragm or upper shear wall to the shear wall below the floo

or roof. Detail nails, bolts, shear plates, sill plates and blocking

as required by design. Use reduced values for nails with

reduced embedment. In general, 16d nails are too short. See

attached handout.




7. For connections exposed to weather multiply other allowable

fasteners loads per T 7.3.3, ‘91 NDS.:

a) Bolts x .70

b) Lateral nails loads x .70

c) Nail withdrawal loads

8. For wood to wood connections, where there are over 3 bolts

in a row, reduce the allowable bolt loads per T 8.5.5, ‘91 NDS.

9. Specify on plans the type, size, embedment, edge distance,

and spacing of all anchor bolts (including HD bolt anchors.)

9 O“Design includes reduced edge distance. Deputy

inspection is required.”

9 a) Show the required embedment and edge distance for

all anchor bolts in connections details per T 19-D. (6 dia

min. or 3 dia. with 50% stress reduction).

A reduction factor is often needed due to the larger size

of bolt for HD anchors. Continuous inspection for embedded

plate washers or double hold down anchors may be required.

9 b) When bolting to an existing footing, provide a copy

of the Research Report Approval for the type of bolt,allowable design loads and required edge distances.

Deputy inspection is generally required. For a 6" wide

stem wall special design may be needed for HD’s.

10. Limit allowable hold down loads to 75% of that allowed inResearch Report approval (for HD’s and straps). 2315.5.6

11. When determining the maximum uplift force for design of hold

downs multiply the dead load resisting moment by 0.9 for seismic

loads. (2/3 DL for wind loads.) 1612.1, 1612.3.1 eq. 12-10 (loadcomb.)

12. Add note “Plate washers are required for all hold downs.” Onthe plan. 2315.5.6

13. Place a note adjacent to the foundation plan stating: “Hold-downs

shall be re-tightened just prior to covering the wall framing.” 2315.5.6

14. Provide LARR number for screws used in plywood

shear walls framed with cold formed steel studs. Shear

values for plywood shear walls framed with cold formedsteel studs other than 20 gauge shall be justified by

complete, accurate analysis or tests.

(T 22-VIII-C, footnote 2, 2220.3)P. STEEL CONSTRUCTION

1. Cantilevered columns (K=2.1) resisting seismic forces shall

be designed with a R factor of 2.2 and shall be limited to a

maximum drift, ∆M, of 0.025h. T 16-N, 1630.10.2

2. For Steel moment frame connection design see attached “

Steel Frame Design” supplemental correction sheets.

Q. FOUNDATIONS AND GRADING.~

1. Dimension exterior and bearing wall foundations:

a) ( ) inches below natural grade,

b) ( ) inches above finished grade,

c) ( ) inches wide on bottom,

d) ( ) inches wall width.

2. Dimension interior piers:

a) ( ) inches below grade,

b) ( ) inches in size.

3. For Conventional Light-Frame Construction the minimum

size anchor bolt is 5/8" with 7" embedment , 7 bolt diameteend distance, 6' spacing, and plate washers per Table 23-II-L(see anchor bolt corrections above.) 1806.6

4. Add notes/details to show compliance with all corrections

on enclosed grading pre-inspection report, GPI.

5. Provide a copy of soil/geology reports and the Grading

Section approval letter which provide foundation design andfooting setback requirements. Show compliance with all therequirements of the reports and the approval letter conditions.

6. There is an excavation of a greater depth than are the walls

or foundation of an adjoining building or structure and located

closer to the property line than the depth of the excavation. The

owner shall provide the Department of Building and Safety with

evidence that the adjacent property owner or owners have beengiven a 30-day written notice by certified mail of such intent to

make an excavation prior to the issuance of the permit. Thisnotice shall state the depth of such excavation and when it wil

commence. 3301.2.1

7. Detail a footing setback of H/3 to the face of slope or as

required by the approved soil report. 1806.5.3, Fig 18-I-1

8. Provide an ascending slope clearance to building of H/2 o

15' max. 1806.5.6, Figure 18-I-1

9. Detail stepped foundations on ground slopes more than 1

unit vertical in 10 units horizontal (18" max. vertical step.) Stepsmust be such that both top and bottom are level. 1806.4

10. Provide pile ties: Individual pile caps and caissons subjec

to seismic forces shall be interconnected by ties in two

directions. Ties shall be capable of resisting, in tension ocompression, a minimum horizontal force equal to 10% of the

larger column load. Design lateral force resisting piles and

caissons for flexure for a length equal to 120% of the flexura

length. 1921.4.2, 1807.2, 1809.5.1.

11. Expansive soil requirements:

If soil is found to be expansive, the footings must meet thefollowing minimum requirements: 1804.4

a) Depth of footings below the natural and finish gradesshall not be less than 24 inches for exterior and 18 inches

for interior footings.

b) Exterior walls and interior bearing walls shall be

supported on continuous footings.




c) Footings shall be reinforced with minimum four ½ -inchdiameter deformed reinforcing bars. Two bars shall be

placed 4 inches of the bottom of the footing and two bars

within 4 inches of the top of the footings.

d) The soil below an interior concrete slab shall be saturatedwith moisture to a depth of 18 inches prior to placing the

concrete.

12. Concrete slabs on grade on expansive soil or compacted fill

shall be placed on a 4-inch fill of coarse aggregate or on a 2"

sand bed covered moisture barrier membrane. The slabs

shall be at least 3-1/2 inches thick and shall be reinforcedwith #4 bars spaced at intervals not exceeding 16 inches

each way. 1804.4

13. Earthquake Induced Liquefaction/Landslide Area:

A geotechnical report is required to evaluate the potential for soil liquefaction and soil strength loss during earthquake.1804.5

14. Site drainage: Show on plans how concentrated drainage isbeing conveyed to the street via non-erosive devices. 7013.10

15. Add note “ Provide rain gutters and convey rain water to the

street” on the plan. 7013.916. Add note “ If adverse soil conditions are encountered, a soilsinvestigation report may be required” on the plan. 1804.2, Figure18-I-2

17. A grading bond is required to be posted for projects involvingover 250 cubic yards of soil in “Hillside Grading Areas” . 7006.5.1

18. Provide plans for temporary shoring of excavations thatremove the lateral support from a public way or an existingbuilding. Excavations adjacent to a public way require PublicWorks approval prior to issuance of building permit. 3301.2.3.2

R. FLOOD HAZARD.~

1. The lot is located in an area subject to flood.

An Elevation Certificate must be filled out for submittal to theinspector certifying that foundation was built at the requiredelevation.

2. This project is in the Special Flood Hazard Zone ( ). Elevatethe structure above elevation ( ), or design the structure for flood proofing.

3. Flood Zone (A, AR VI-30, AO (AF), A1-30 (FW)) requireclearance from the Department of Public Works, NFIPCoordinator, (213) 847-5210.

4. Note on the plan:

a) “Survey by a licensed surveyor or Civil Enginner authorized to perform survey work is required to verifyelevation of lowest finished floor.”

b) “Completed (Elevation/Flood Proofing) Certificate(attached) shall be given to the inspector. If misplaced, thecertificate can be downloaded from the Internet athttp://www.fema.gov/library/elvinst.htm ”

S. STORM WATER - BEST MANAGEMENT PRACTICES

1. Storm water provisions are required to be shown on the plans

in accordance with the following requirements of exception14, section 106.4.1.

a Construction Projects - Small construction siteswith less than two acres of disturbed soil and nolocated in designated hillside areas nor in oradjacent to an environmental sensitive areas shalimplement the Best Management Practices (BMPidentified on attachment “A” entitled “MinimumR e q u i r e m e n t s f o r C o n s t r u c t i o n

Projects/Certification Statement”. In addition,attachment “A” shall be signed by the owner or anauthorize agent of the owner.

b Priority Projects - Medium construction sites of twoor more acres and up to, but less than five acresof disturbed soil shall prepare a local Storm WatePollution Prevention Plan (SWPPP). The plansshall show all BMPs necessary to control andprevent discharge of sediments and othepollutants generated by the construction activitiesspecific to each site, see Attachment “B” Included as part of the SWPPP, the owner orauthorized agent of the owner must sign the

certification statement, attachment “1", andincorporate attachment “2" into the SWPPP. Alsediment and pollution prevention measuresidentified on the plans shall be in place andmaintained for the duration of the project or until nolonger deemed necessary by the responsibleCity/County inspector.

c General Construction Permit Projects - Largeconstruction sites with five acres or more disturbedsoil are required to comply with the State GeneraPermit for Construction Activity. This permitsrequires the submittal of a Notice of Intent to theState Water Resources Control Board anddevelopment of a state Storm Water Pollution

Prevention Plan. The developer is required toshow proof of these submittals.

2. Note: An Wet Weather Erosion Control Plan(WWECP), utilizing sediment and erosion controBMPs, for projects that will leave disturb soil during therainy season (October 1 to April 15) is required. TheWWECP must be prepared, for projects that havealready broken ground, not less than 30 days priors tothe beginning of each rainy season during which soiwill be disturbed, and implemented throughout theentire rainy season. A copy of the WWECP shall bekept on the project site at all times beginning 30 days

prior to the start of the rainy season through the end othe rainy season. For projects that will beginconstruction during the rainy season, the WWECPmust be available 30 days before constructioncommences. The WWECP must be submitted to theBureau of Engineering, Public Works for review andapproval. The WWECP is not a requirement for theissuance of a building or grading permit.




T. SOUND REQUIREMENTS BETWEEN UNITS

General

In Group R Occupancies, wall and floor- ceiling assembliesseparating dwelling units or guest rooms from each other andfrom public space such as interior corridors and service areasshall provide airborne sound

insulation for walls, and both airborne and impact soundinsulation for floor-ceiling assemblies. All such separating

walls and floor-ceiling assemblies shall provide an airbornesound insulation equal to that required to meet a soundtransmission class (STC) f 50 (45 if field tested). Allseparating floor-ceiling shall provide impact sound insulationequal to that required to meet an impact insulation class (IIC)of 50 (45 if field tested) 91.1208A.2.

EXCEPTION: Impact sound insulation is not required for floor-ceiling assemblies over non habitable rooms or spacesnot designed to be occupied, such as garages, mechanical rooms or storage areas.

1. Identify all sound rated partitions on the floor plans.

2. Provide construction details for sound rated wallassemblies.

3. Provide construction details for sound rated floor-ceilingassemblies

4. All penetration into sound rated partitions or approvedpermanent resilient sealant.

5. All rigid conduit, ducts, plumbing pipes, appliance ventslocated in sound assemblies shall be isolated from thebuilding construction by means of resilient sleeves, mounts or minimum 1/4" thick approved resilient material. vents locatedin sound assemblies shall be isolated from the buildingconstruction by means of resilient sleeves, mounts or minium1/4" thick approved resilient material

6. An approved permanent, and resilient acoustical sealant

shall be provided along the joint between the floor and theseparation walls. Floor-ceiling assemblies shall be sealed,lined or insulated with .........................

7. Carpets or similar surface material which are part of thefloor-ceiling assembly must be installed and inspected beforethe Certificate of Occupancy is issued and may be replacedonly by other floor covering that provides the required impactsound insulation. 1208A.3

8. Metal ventilating and conditioned air ducts located insound assemblies shall be lined. (Exception: Ducts servingonly exitways, kitchen cooking facilities, and bathrooms neednot be lined).

9. Mineral fiber insulation shall be installed in joist spaceswhenever a plumbing piping, or duct penetrates a floor-ceilingassembly or where such unit passes through the plane of thefloor-ceiling assembly from within a wall. The insulation shallbe installed to a point 12" beyond the pipe or duct. Thisrequirement is not applicable to fire sprinkler pipe, gas line or electrical conduit.

10. Electrical outlet boxes in opposite faces of separationwalls shall be separated horizontally by 24" and note thatback and sides of boxes will be sealed with 1/8" resilientsealant and backed by a minimum of 2" thick mineral fiber insulation. (TV, telephone and intercom outlets must beinstalled in boxes accordingly.)

11. The entrance doors to residential units from interiorcorridors are required to have a minimum STC rating of 26(Laminated 1 3/4" solid-core doors with resilient stops andgaskets or 18 gauge insulated steel slab doors withcompression seals all around, including thresholds will meethis requirement). 91.1208A.2

12. Wall mounted lavatories and toilets are not permittedon sound rated partitions.

U. SECURITY REQUIREMENTS

General:

1. All entry doors to dwelling units or guest rooms shall bearranged so that the occupant has a view of the areaimmediately outside the door without opening the doorSuch view may be provided by a door viewer, throughwindows located in the vicinity of the door or through viewports in the door or adjoining wall. 91.6706

2. Screens, barricades, or fences made of material whichpreclude human climbing shall be provided at every portion

of every roof, balcony, or similar surface which is within 8 ftof the utility pole or similar structures. 91.6707

Doors:

3. Wood flush-type doors shall be 1 3/8" thick minimumwith solid core construction. 91.6709.1 - Door stops ofin-swinging doors shall be of one-piece construction withthe jamb or joined by rabbet to the jamb. 91.6709.4

4. Every door in a security opening for an apartmenhouse shall be provided with a light bulb (60 watt min.) At amaximum height of 8 feet on the exterior. 91.6708

5. All pin-type door hinges accessible from outside shalhave non-removable hinge pins. Hinges shall have min. 1/4dia. steel jamb stud with 1/4" min. protection. The strikeplate for latches and holding device for projecting deadbolts in wood construction shall be secured to the jamb andthe wall framing with screws no less than 2-1/2" long91.6709.5, 91.6709.7

6. Provide dead bolts with hardened inserts; deadlockinglatch with key-operated locks on exterior. Locks must beopenable from inside without key, special knowledge ospecial effort (latch not required in B, F, and S occupancies91.6709.2)

7. Straight dead bolts shall have a min. throw of 1" and anembedment of not less than 5/8", and a hook-shaped or anexpanding-lug deadbolt shall have a minimum throw of 3/4"91.6709.2

8. The use of a locking system which consists of adeadlocking latch operated by a doorknob and a deadboloperated by a non-removable thumb turn which isindependent of the deadlocking latch and which must beseparately operated, shall not be considered as a systemwhich requires special knowledge or effort when used indwelling units. The door knob and the thumb turn whichoperates the deadbolt shall not be separated by more than8 inches.




9. Wood panel type doors must have panels at least 9/16in. thick with shaped portions not less than 1/4 in. thick andindividual panels must be no more than 300 sq. in. in area.Mullions shall be considered a part of adjacent panels exceptmullions not over 18 inches long may have an overall width of not less than 2 inches. Stiles and rails shall be of solid lumber in thickness with overall dimensions of not less than 1 3/8inches and 3 inches in width. 91.6709.1 item 2

10. Sliding doors shall be provided with a device in the upper channel of the moving panel to prohibit raising and removingof the moving panel in the closed or partially open position.91.6710

11. Sliding glass doors shall be equipped with lockingdevices and shall be so constructed and installed that theyremain intact and engaged when subjected to the testsspecified in 91.6717.1

12. Metal or wooden overhead or sliding doors shall besecured with a cylinder lock, padlock with a min. 9/32"diameter hardened steel shackle and bolted, hardened steelhasps, metal slide board, bolt or equivalent device unlesssecured electrically operated. 91.6711

13. Provide metal guides at top and bottom of metalaccordion grate or grille-type doors and cylinder locks or

padlocks. Cylinder guards shall be installed on all cylinder locks whenever the cylinder projects beyond the face of thedoor or is otherwise accessible to gripping tools. 91.6712

Glazing:

14. In B, F, M, and S occupancies, panes of glazing with atleast one dimension greater than 5 in. but less than 48 in,shall be constructed of tempered or approved burglary-resistant material or protected with metal bars or grilles.91.6714

15. Glazed openings within 40" of the door lock when thedoor is in the closed position, shall be fully tempered glass or

approved burglary resistant material, or shall be protected bymetal bars, screens or grills having a maximum opening of 2".The provisions of this section shall not apply to view ports or windows which do not exceed 2" in their greatest dimensions.91.6713

Windows:

16. Louvered windows shall be protected by metal bars ogrills with openings that have at least one dimension of 6"orless, which are constructed to preclude human entry91.6715.3

17. Other openable windows shall be provided withsubstantial locking devices. In B, F, M and S occupanciessuch devices shall be glide bars, bolts, cross-bars, and/orpadlocks with minimum 9/32" hardened steel shackles andbolted, hardened steel hasps. 91.6715.2

18. Sliding windows shall be provided with a device in the

upper channel of the moving panel to prohibit raising andremoving of the moving panel in the closed or partially openposition. 91.6715.1

19. Sliding windows shall be equipped with lockingdevicesand shall be so constructed and installed that theyremain intact and engaged when subjected to the testsspecified in 91.6717.2

20. Any release for metal bars, grills, grates or similadevices constructed to preclude human entry that areinstalled shall be located on the inside of the adjacent roomand at least 24 inches from the closest opening throughsuch metal bars, grills, grates or similar devices thaexceeds two inches in any dimension. 91.6715.4

Openings other than Doors or Glazed Openings:

21. All other openings must be protected by metal bars o

grilles with openings of not less than 6 inches in onedimension. 91.6716

ADDITIONAL CORRECTIONS

(SEE PLANS FOR ADDITIONAL COMMENTS)



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