RKS

CONVEYOR SYSTEM FOR UNLOADING FACILITIESTERMINAL MULTI PURPOSE TELUK LAMONGPT. PELABUHAN INDONESIA III ( PERSERO )

OWNER : PT. PELINDO III ( PERSERO )

CONTRACTOR :PT. ULAN BUANA ENGINEERING

PROJECT TITLE :CONVEYOR FOR UNLOADING FACILITIES

LOCATION :EAST JAVA, INDONESIA

PROJECT NO. : -

MULTI PURPOSE CONVEYOR SYSTEMJETTY TELUK LAMONG

DOC. NO. : PIII-UBE-002.PR.062014

Rev. No. Date Description Prep’d Checked Appr’d

SPECIFICATION FOR

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APPENDIX 8-2

SPECIFICATION FOR CIVIL/STRUCTURE

8-2.1 CIVILS AND STRUCTURAL SPECIFICATION

8-2.1.1 DESIGN

All Civil and structural designs shall be based on the Codes, Specifications and Standards

referred to herein. CONTRACTOR’s designs may use other Codes, Specifications and

Standards which it has found from experience to be appropriate providing these are not

less stringent than those referred to herein.

CONTRACTOR’s design shall be based on the following Codes, Specifications and

Standards, latest editions.

- SSPC - Steel Structures Painting Council

- ASTM - American Society of Testing Materials

- AISC - American Institute of Steel Construction

- ACI - American Concrete Institute

- UBC - Uniform Building Code

- ANSI - American National Standard Institute

- SII - Standard Industry Indonesia

- SNI - Standard Nasional Indonesia

- ASCE - American Society of Civil Engineers

- JIS - Japanese Industrial Standard

8-2.2.2 FOUNDATIONS

Foundation for the structure and building will follow the recommendation as per the final

soil report.

Foundations shall be designed for total and differential settlements not to exceed 25 mm

and 15 mm respectively.

This design parameter shall be applicable to structures sensitive to total and differential

settlements shall be reviewed on a case by case basis, and subject to OWNER approval.

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8-2.2.3 PILING CONSTRUCTION DRAWINGS

(1) Specifications and Piling Construction Drawings showing the locations of the piles

referenced to the existing OWNER Coordinate System. Piles shall be identified in

sequence either by a number or letter/number designation. Duplication of

identifying numbers will not be acceptable. CONTRACTOR shall provide OWNER

with 4 (four) copies of all pile load tests (static test), 4 (four) copies of PDA test and

3 (three) copies of complete pile driving records.

Additionally, CONTRACTOR shall, upon completion of piling, provide OWNER

with 5 (five) copies of the complete pile record in the tabular form to be proposed by

OWNER.

Detailed design calculations for each piled foundation which shall clearly show

design assumptions and/or design parameters, loads/forces and references to the

Section of the Code/Standard on which the designs are based.

(2) CONTRACTOR shall prepare and periodically up-grade as design progresses the

following data for each facility and/or unit as a check by OWNER on piling

requirements.

- Pile types

- Pile capacities

- Estimated length for each type of pile

- Number of piles for each type

- Estimated total linear meters of each type of pile

- Pile design criteria for pilling work

(3) CONTRACTOR in its Lump Sum shall provide for the supply, delivery and

installation of all piles including, but not limited to, supervision, inspection, layout,

blast cleaning/coating and pile driving records

(4) CONTRACTOR in its Lump Sum shall carry out static pile loading test (2 point for

each tension, lateral test and compression test) to ensure pile design criteria before

piling work done. Dynamic pile loading test (PDA Test) shall carry out on 4 (four)

piles at beginning of piling work. PDA test also shall be applied after completion of

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piling work on driven pile that indicated has under specification. Pile capacity at

least on 2 (two) points driven pile.

(5) Pile equivalency will be in accordance to OWNER and CONTRACTOR

clarification staled elsewhere.

In connection with the above:

All design and calculation shall be submitted to OWNER for approval prior to further

stage. Only approved design shall be used for construction.

8-2.2.4 STRUCTURAL STEEL

(1) Structural steel materials shall conform to ASTM-A36, JIS G 31011 SS 41 or

equivalent with minimum yield strength of 36,000 psi, and designed in accordance

with AISC and UBC.

(2) CONTRACTOR shall prepare and periodically upgrade as design progresses the

tonnage of structural steel, as a check by OWNER, for the following:

a) Transfer Tower

b) Bent

c) Gallery Conveyor

d) Railway for Portal Scraper

e) Transformer yard

f) Offsite facilities (if any)

g) Miscellaneous structures

h) Others

8-2.2.5 CONCRETE, CONCRETE FOUNDATIONS AND CONCRETE STRUCTURES

(1) Concrete

- Concrete for general purpose work include pavement shall conform to ACI-

318 and UBC and have an average compressive strength of 3000 psi at 28

days.

- Concrete for foundation, road and structure shall have an average compressive

strenght of 4000 psi at 28 days.

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- Concrete for pre-stressed concrete shall have an average compressive strength

of 7250 psi at 28 days.

- Cement shall conform to ASTM C-150 and be type I for all on land concrete

structure.

- Reinforcement bars for concrete shall conform to SNI 07-2052 2002

equivalent to JIS G3112; BJTD 40, minimum yield strength is 4000 kg/cm2,

and for plain bar BJTP 24, minimum yield strength is 2400 kg/cm2.

- Pre-stressing tendons for pre-stressed concrete shall conform to ASTM A-

421, ASTM A-416 or ASTM A-722 and have the minimum tensile and yield

strengths stipulated in referenced ASTM specifications. (Fc = 7250 Psi)

- Steel wire fabric reinforcement shall conform to ASTM A- 185.

- Sand and aggregate shall conform to ASTM C-33.

(2) Concrete Foundations and Concrete Structures

- Specifications, Material Quantities, and Concrete Foundation. Construction

Drawings for shallow spread footings and raft type foundations (where

applicable) for equipment, structures and buildings supported at grade. Also

similar documents for the foundations supported on piles.

- Specifications, Material Quantities and Construction Design Drawings for all

Reinforced Concrete Structures, above and below grade, consisting of Plans.

Elevations, Sections and Details.

- Specifications, Material Quantities and Design/Construction Drawings for

reinforced concrete structures for all equipment and items of supply of a

special nature such as compressor, clarifier, settling pond, if any.

- Specifications and Design/Construction Drawings shall, in addition to the

Project Design Parameters, include the specific design requirements.

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- Concrete Foundation and Concrete Structure Construction Drawings referred

to above, including Reinforcement Bar Bending Schedules, shall be clear and

complete and show all pertinent requirements and information such as, but not

limited to, dimensioned locations, elevations and dimensions of members,

size/spacing/location of reinforcement, size/location/projection of anchor

bolts, details of concrete inserts, pockets, and types of surface treatment/finish

to permit rapid and easy construction.

- Detailed design calculations for each concrete foundation and each reinforced

concrete structure which shall clearly show design assumptions and/or design

parameters, loads/forces and references to Section of the Code/Standard on

which the designs are based. All calculation shall be use LRFD methode.

- As above for all other civil engineering work including paving and temporary

facilities.

In connection with the above:

All design and calculation shall be submitted to OWNER for approval prior to

further stage. Only approved design shall be used for construction.

(3) CONTRACTOR shall prepare and periodically upgrade as design progresses the

cubic meters of concrete, as a check by OWNER, for the following:

a) Foundations for Structures & Buildings.

b) Concrete upper structures for building.

c) Paved Areas.

d) Roads and ditch.

e) Miscellaneous Concrete.

f) Temporary Facilities.

8-2.2.7 CONCRETE BUILDINGS

(1.) Detailed Requirements

Substation & Control Room Building

Substation buildings shall be concrete block construction with roof, floors and

columns of concrete and walls of concrete block.

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Roofing shall be polypropylene or approved equal type roofing finished with local

gravel. Insulation shall be 50 mm thick Fesco board or other approved equal

incombustible material having a non-capillary structure and resistant to fungus

growth.

Ventilation/Windows shall be aluminum projected and/or fixed sash. Ventilation

shall be completed with exhaust fan.

Each building shall be air conditioned as required.

Exposed surfaces of sash shall have a clear anodized finish of 0.02 mm minimum

thickness.

External door for substation building shall be steel doors (manufactured standard).

Control room shall use raised floor for sufficient cabling.

8-2.2.8 STEEL STRUCTURES

Steel structure work (except steel building & transformer yard) consists of:

- Transfer tower (TT-01, TT-2, TT-03, TT-04).

- Conveyor gallery BC-01, BC-02, BC-03, BC-04.

- BENT or Gallery Support (if any).

Structures such as Transfer Tower and gallery conveyor shall be structural steel. The first

and the end columns on each gallery segment shall be linear with the gallery support.

Specifications and Design Drawings for Structural Steel Structures consisting of Plans,

Elevations, Sections and Details which define completely the Structure(s) requirements

including, but not limited to. dimension elevations, member sizes/weights, location of

fixed/removable handrail, stairs, ladders, equipment framing/floor cut-outs, type(s) of

flooring, hoist/crane, equipment support connection, member forces/reactions/moments

and column anchor bolts to permit a structural steel fabricator to design, detail and prepare

shop drawings, supply and fabricate the structural steel structures.

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Dead, live, wind, earthquake, thermal and operating loads for supported equipment shall

be listed on the design drawings or in appropriate calculations.

- CONTRACTOR shall assume that for special equipment such as conveyors required

in material handling systems, the conveyor galleries and related structural steel will

form part of the CONTRACTOR’s design, and supply the structural steel necessary

to support the special equipment on the Structural Steel Structure.

- Detailed design calculations for each structure which clearly show design assumptions

and/or design parameters, loads/forces and references to Section of the

Code/Standard on which the designs are based.

- Check Vendor’s calculations for shop details and shop erection/detail drawings to

ensure correct interpretation of design Drawings. Specifications and Schedule for

each structure. This shall not relieve the Vendor from complying with its

responsibilities to perform in accordance with the terms of its CONTRACT.

- CONTRACTOR shall done review or recalculation existing structure (such as existing

2852-H, conveyor gallery 2805-V, 2D Building) that will support new facilities such

as new conveyor or new gallery. BENT shall be constructed from Transfer Tower

for supporting new gallery. Gallery 2805-V Modification shall be built with new

steel structure, during dismantling and cutting work CONTRACTOR shall take

account for not make any damage to existing conveyor gallery steel structure.

CONTRACTOR shall substitute roofing, siding and checkered plate.

- CONTRACTOR shall calculate and assume that for transfer tower (TT-6805-H and

TT-6806-H) will support new conveyor (from other’s project), this transfer towers

shall have sufficient strength and stability.

In connection with the above:

All design and calculation shall be submitted to OWNER for approval prior to further

stage. Only approved design shall be used for construction.

8-2.2.9 MISCELLANEOUS STRUCTURAL STEEL PLATFORMS/ ATTACHMENTS

Specifications and Designs for all Miscellaneous Structural Steel Platforms/Attachments

supported on or connected to gallery and junction tower.

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The Design Drawings shall consist of Plans, Elevations, Sections and Details which define

completely the Platforms/Attachments including, but not limited to, dimensions,

loads/forces, member sizes/weights, handrails, ladders, stairs, type of flooring, brackets,

davits, hoists, etc. to permit a structural steel fabricator to design, and prepare shop

drawings, supply and fabricate the steel requirements for the Platforms/Attachments.

Detailed design calculations where standard design is not used for each

Platform/Attachment which shall clearly show design assumptions and/ or design

parameters, loads/forces and references to Section of the Code/Standard on which the

designs are based.

Check Vendor’s calculation for shop details and shop erection/detail drawings to ensure

correct interpretation of Design Drawings, Specifications and Schedule for each

Platform/Attachment. This shall not relieve the Vendor from complying with its

responsibilities to perform in accordance with the terms of its CONTRACT.

Specific Requirements

Flooring for Platforms, Operating Floors and General Floor Areas

a) All flooring for Platforms, Operating Floors, General Floor Areas, Drainage ditches,

etc. shall be standard type open grating. The lowest platform of transfer tower shall

be checkered plate with minimum thickness 6 mm (galvanized). Minimum width for

each stairs are 750 mm.

b) Grating for ditches shall be heavy duty open grating type.

c) Bar thickness and depth shall be suitable for its intended service and loads with

acceptable deflections.

d) Grating shall be supplied hot dip galvanized. The dimension are 32 x 5 mm

(serrated).

e) Checkered Plate shall be galvanized with minimum 6 mm thickness. Walkway for

conveyor shall be checkered plate. Under belt conveyor shall be equipped with

corrugated alumunium 1.02 mm thickness.

f) Stair treads shall be standard type open grating with non-slip nosing and galvanized.

- All steel work shall be adequately protected by a suitable paint system to

resist corrosion from the corrosive marine atmosphere.

Siding for Buildings

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Siding for all buildings shall be extended to a practical level above the operating floor(s)

to provide good protection to the operating floor and operators against heavy driving rains.

Siding shall extend from 2.0 m above floor level to the eaves.

The lower 0.5 m above Plant level shall be made of bricks.

8-2.2.10 ROADS AND DRAINAGE

Roads throughout the Storage area shall be of reinforced concrete construction.

Roads shall be designed as a minimum for HS-20-44 truck or 80 tons HC 218 J truck

mounted crane.

Main and Secondary Plant paved roads shall be standardized and consistent with the

existing roads on OWNER’s Plant

Drainage shall be designed for based climatic condition in Teluk Lamong site area for rain

fall.

CONTRACTOR shall carry out CBR tests along the proposed roads to assure that the

design and construction to be adopted, such as slab thickness and sub-grade preparation,

will meet the loading requirements.

8-2.3 DESIGN LOADS

Design for Wind Loads shall be in accordance with ASCE. Basic design wind velocity

shall be 120 km/hr (33.3 m/s).

For the Process Structure and all other structure buildings the design shall be in UBC and

for seismic zone refer to Indonesian code (SNI).

Peak ground acceleration is 1.42 cm/sec2 on a 20 years return period with the dominant

period of shear waves less than 0.6 sec.

A Seismic Risk Analysis Report has been prepared to CONTRACTOR for reference. This

report indicates the probability that an earthquake of 6.6 magnitude on the Richter Scale

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with intensities exceeding VI on the Modified Mercalli Scale could be experienced at the

Teluk Lamong Site once in 20 years.

Minimum design Live Loads for buildings, floors and process structures shall be as

follows:

a)Flat Roof Area = 100 kg/m2

b) Access Platforms. Walkways and Stairs = 500 kg/m2

c)Operating and Maintenance Floors = 625 kg/m2

d) Warehouse Floors = 1,25 kg/m2

Specific design requirements for buildings and structures shall be in accordance with UBC

and ASCE.

8-2.4 SOIL INFORMATION

Preliminary Soil Investigations for the Site area have been completed.

These Soil Investigation Report prepared by PT. SOILENS is available to

CONTRACTOR for reference only, not for final design of the foundations.

CONTRACTOR shall carry out the additional soil investigation to ensure the latest

information about the general soil characteristic data at the site.

Information concerning this report can be obtained from OWNER’s.

8-2.5 CLIMATIC CONDITION

Climatic conditions for the Teluk Lamong Site area are contained in Section 7.