Crime Prevention Part I DOORS & Strike Plates ©TCLEOSE Course #2101 Crime Prevention Curriculum Part I is the intellectual property of CSCS-ICJS (2009)

Crime Prevention Part ICrime Prevention Part I

DOORS & Strike PlatesDOORS & Strike Plates

©TCLEOSE Course #2101 Crime Prevention Curriculum Part I is the intellectual property of CSCS-ICJS (2009)

Institute for Criminal Justice StudiesInstitute for Criminal Justice Studies

LEARNING OBJECTIVESLEARNING OBJECTIVES

• Learning Objective: The student will be able to identify a hollow core door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify a pressed wood door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify a solid wood door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify a wood panel door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify a metal door, its construction and the level of security it provides.

LEARNING OBJECTIVESLEARNING OBJECTIVES

• Learning Objective: The student will be able to identify an aluminum door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify a glass sliding door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify a garage door, its construction and the level of security it provides.

• Learning Objective: The student will be able to identify hinges, shims and viewers, how they are installed and the level of security each provides.

• Learning Objective: The student will be able to identify different types of strike plates, how they are installed and the level of security each provides

DOORSDOORSThe modern equivalent to the Cave Man’s rock in front of the cave entrance.

Door provides a barrier at a point of entry or exit.

20-years ago a burglar carried in his coat sleeve a prypry barbar in three sections that could make a 4-foot long pry bar.Another burglar carried a “Gentlemen’s walking cane” that could easily be converted into a door frameframe spreading jack!

DOORS – DOORS – Criminal Modis OperandiCriminal Modis Operandi

DOORS – Cont’dDOORS – Cont’dObjective is to preventprevent the defeatdefeat of doorsdoors through forceforce.

When force is applied to a door in the form of a human body, pry bar, or jack, something gives.

DOORS – Cont’dDOORS – Cont’dEvery door and door frame has its fatiguefatigue and breakingbreaking point

Types of DoorsTypes of Doors

Hollow-Core DoorHollow-Core Door: constructed of thin sheets of wood paneling paneling surrounding a woodwood frame with cardboard for filler support.

Types of Doors – Cont’dTypes of Doors – Cont’dPressed Wood DoorPressed Wood Door: constructed with thin sheets of wood paneling on the outside, sturdy frameframe, and pressed wood or particleboard in the middle for support.

PressedPressedWoodWoodDoorDoor

Types of Doors – Cont’dTypes of Doors – Cont’d

Solid Wood DoorSolid Wood Door: constructed of either a single piece of woodwood or several pieces placed together. Considered to be a very secure door if properly set in a secure frame with deadbolt locks.

SOLID CORE SOLID CORE WOODENWOODEN

DOORDOOR

MAXIMUM SECURITY AFFORDED! MAXIMUM SECURITY AFFORDED!

Types of Doors – Cont’dTypes of Doors – Cont’dWood Panel Wood Panel Door: door panels may be too thin for securitysecurity and require extra precautionsprecautions.

Security DoorSecurity Door: allows for clear viewing of the outdoors & visitors with its open structured, sculpted grille.

Types of Doors - continuedTypes of Doors - continuedMetal Door: Metal Door: is constructed of sheet metal metal reinforced on sides, top and bottomSupported in the center with cardboard or prefabricated firefire resistantresistant material. Thickness may vary. A secure door if properly set in a secure frame, hinges on inside, no glass and used with deadbolt locks.

WHATWHATIS IS

THETHEDRAWDRAWBACKBACKFOR FOR

AADOORDOORLIKE LIKE THIS?THIS?

METALMETALDOORDOORWithWith

AAPanicPanicBar!Bar!

Types of DoorsTypes of DoorsAluminum DoorAluminum Door: framed in aluminumaluminum with glass inserts.

MORTISE LOCK MORTISE LOCK forAluminum DoorAluminum Door

Double Doors Double Doors with glassglass panel consider door braces, metal barsbars, fancy flat steel mesh or security glazingglazing.

MORTISEDMORTISEDHEADERHEADER

BOLTBOLT

DoubleDoubleDOORDOOR

SecuritySecurityDeviceDevice

DOOR AUXILIARY SECURITY DOOR AUXILIARY SECURITY DEVICESDEVICES

Types of Doors – GLASSTypes of Doors – GLASS

Glass Sliding Door Glass Sliding Door with glassglass panes consider door bars.

A pivotal or A pivotal or pivotingpivoting deadbolt deadbolt is used as it allows bolt to is used as it allows bolt to project deeply into the frame at project deeply into the frame at least (minimum of 1-inch.least (minimum of 1-inch.

Types of Sliding Glass Door – Types of Sliding Glass Door – Auxiliary LOCKSAuxiliary LOCKS

InsulatedInsulated GlassGlass - A combination of two or more panes of glassglass with a hermeticallyhermetically sealed air space between them.

Some patio doors come standard with SunCoat® Low-E coating for added energy efficiency year round.

Optional argon gas may be used between panespanes, improving thermal performance & energy savings.

SLIDING GLASS DOORSLIDING GLASS DOOR

HeadHead - The main horizontalhorizontal member which forms the top of the sliding door frame.

SillSill - The main horizontal member forming the bottom of the sliding door frameframe.

SLIDING GLASS DOORSLIDING GLASS DOOR Hardware - Elegant finish hardware testedtested to standardsstandards in excess of California's forced-entry codes, which are the toughest in the nation.

JambJamb – The door frameframe members forming the top, sides, and bottom of a door frame.

NARROW STYLENARROW STYLELOCKSLOCKS

CommercialCommercial

DeadlocksDeadlocks

Reinforce around Reinforce around lock itself and lock itself and strike area due to strike area due to soft aluminum they soft aluminum they are installed in are installed in sliding glass door.sliding glass door.

SLIDDING GLASS DOORSSLIDDING GLASS DOORS

MetalMetalHeaderHeaderScrews.Screws.

Hook bolt DeadlockThe hook bolt adds security security for slidingsliding glass doorsdoors in commercial settings. The hooked shaped bolt resists parting motion of sliding door aid joint.

KEYED LOCKKEYED LOCKKEYED LOCKKEYED LOCK

SLIDING GLASS DOORSSLIDING GLASS DOORS

Special problem due to glass. Privacy latch alone will not provide security. Auxiliary locks, security bar, slim line security hook bolt. Pinning. Doors not properly adjusted or not secured by metal screws can be lifted out!

SLIDING GLASS DOOR SLIDING GLASS DOOR LOCKING BARLOCKING BAR

Types of Doors - Types of Doors - GARAGEGARAGE

Garage Door Garage Door with multiple panels with and without glass.

Protect overhead - garageoverhead - garage rolling doors with steel or cast iron keeperkeeper and pin attached to hand chainchain.

Best from a security standpointBest from a security standpointas there is no glass!as there is no glass!

ADDADDSECURITYSECURITY

WITHWITHSECURITYSECURITYPADLOCKPADLOCK

INSTALLEDINSTALLEDIN THEIN THETRACK.TRACK.

Garage Door Security DevicesGarage Door Security Devices

TAKE A 10-MINUTE BREAKTAKE A 10-MINUTE BREAK

Door FrameDoor FrameDoor frame qualityquality and how the frame of a pre-hung door is attached attached to the surrounding wall is an important security consideration. Most doors do not have enough nailsnails or staplesstaples through the door frame to the surrounding studs.

Door Frame At times this may be difficult to determine but a minimum of eighteight, three-inch nails or screws should secure the door frame to the studs.

Hinges

Strike Plate

Deadbolt locks

Doorviewer

Door Frame - Door Frame - continuedcontinued

In addition, space between the frameframe and studsstuds is usually problematic: Too much space allows prying.

ShimsShims can be utilized to fix this problem on the hinge and lock sides of the door. However, in practicality this can only be dealt with during construction. Convincing a building owner to remove the door molding to address this issue is impractical.

Doors - continuedDoors - continuedHingedHinged doors, solid core or metal doors, solid core or metal designed for external security.designed for external security.

Solid Solid corecore door resist forced entry. door resist forced entry.

Variety of Variety of deadboltsdeadbolts can be can be installed.installed.

Door with glass - lock has to be Door with glass - lock has to be minimum minimum 40-inches40-inches from glass. from glass.

LocksLocksshouldshould

bebe40 40 inchesinches

fromfromglassglass

DOOR DOOR VIEWERVIEWER

Viewer should Viewer should provide a provide a minimumminimum

of of 180180 degree degree angle vision.angle vision.

DOOR VIEWERDOOR VIEWER

No glass no No glass no visibilityvisibility outsideoutside..

ViewersViewers provide provide outside visibilityoutside visibility

Viewer should provide Viewer should provide a minimum of a minimum of 180180 degree angle vision.degree angle vision.

STRIKESTRIKE PLATESPLATESA deadbolt must engage a solid correctly installed strike plate or its effectiveness is significantly reduced.

High security strike plates are wider & longer

STRIKESTRIKE PLATESPLATESA high security strike plate often incorporates a lip which wraps around the door to protect against jimmying or shimming.

Three or moremore offset wood screws minimum of 3½ inch3½ inch long - used to mount strike plate.

Secured with Secured with at least six (6) at least six (6) three (3 1/2 ”) three (3 1/2 ”) inch hardened inch hardened steel steel screws screws

Reinforce Reinforce around lock around lock itself and itself and strikestrike area. area.

STRIKESTRIKE PLATESPLATESScrews must extend through the jamb and into the studs of the door frame.

None of the fasten screws should be aligned as in-line screws tend to split the wood.

3 ½ inches long3 ½ inches long

Strike PlatesStrike PlatesMost strike plates you encounter will be inadequate because they are not securitysecurity strike plates or because they are not secured with at least fourfour, 3 ½ inchch hardened stealsteal screws.

DOOR HINGESDOOR HINGES

HINGEPINSHINGEPINS: located on outsideoutside of an exterior door must be adequately securedsecured to preventprevent removal. Hinges can be secured in several ways;

SECURING DOOR HINGESSECURING DOOR HINGES

Commercial hingeshinges with non-removable pins. Weld pinspins in place. Drill holehole through hinge into hinge pin and place a set screwscrew in hole preventing removal. Same as above but use nailnail and drive nail but leave 1-inch portion of nail exposed

REMEMBERREMEMBERTHERE ARE NO GUARANTEES THERE ARE NO GUARANTEES IN CRIME PREVENTION and/or IN CRIME PREVENTION and/or SECURITY….not matter what SECURITY….not matter what you do!you do!

ANYTHING MADE BY MAN CAN ANYTHING MADE BY MAN CAN BE DEFEATED BY MAN!BE DEFEATED BY MAN!

GOAL IS TO DENY, DETER, GOAL IS TO DENY, DETER, DELAY and DETECT.DELAY and DETECT.

QQUUEESSTTIIOONNSS

DEFINE & PROCESSDEFINE & PROCESS1. Identify a hollow core door, its construction and

the level of security it provides. 2. Identify a pressed wood door, its construction

and the level of security it provides.3. Identify a solid wood door, its construction and

the level of security it provides.4. Identify a wood panel door, its construction

and the level of security it provides.5. Identify a metal door, its construction and the

level of security it provides.

6. Identify an aluminum door, its construction and the level of security it provides.

7. Identify a glass sliding door, its construction and the level of security it provides.

8. Identify a garage door, its construction and the level of security it provides.

9. Identify hinges, shims and viewers, how they are installed and the level of security each provides.

10. Identify different types of strike plates, how they are installed and the level of security each provides.

DEFINE & PROCESSDEFINE & PROCESS

SOURCESSOURCES• Crime Prevention Sixth Edition by Steven

P. Lab

• Security, Id Systems & Locks by Karen Little

• Locks, Safes & Security Handbook for Law Enforcement Personnel by Marc Weber Tobias

• Effective Physical Security and Handbook of Loss Prevention and Crime Prevention Fourth Edition by Lawrence J. Fennelly

Presenter Contact Information

350 N. Guadalupe, Suite 140, PMB 164San Marcos, Texas 78666.

Institute for Criminal Justice StudiesInstitute for Criminal Justice Studies

TIME FOR A BREAKTIME FOR A BREAK

Take 10-minutesTake 10-minutes

Crime Prevention Part I DOORS & Strike Plates ©TCLEOSE Course #2101 Crime Prevention Curriculum Part I is the intellectual property of CSCS-ICJS (2009)

level of security

solid wood door

wood panel door

metal door

aluminum door

garage door

hollow core door

wood frame

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