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page 2 - Bu,ildin,g Security Recommendat ions �IkRjLe% 0;4 1 lmrq� -0. M"d e be must le,nd a minimum of one, inch and be made of case Thilt ext hardened t or clontain a hardened insert. The latches must have a minimum P''rojection of one-half inch. The cylindex- guard must be tap redo round and free-spinning tc make it difficult to grip with a pliers or wrench. It must be siolid metal. not hollow casting or t,amped metal. There should be at least a five-pin tumbler system or equivalent locking devlice. The connecting, screws that hold the lock to ether must be on the ns "de and made of' case hardened steel- No exposed scree heads ii should be on the outside. ma The connecling screw must be at jeast one-fourth inch in diameter and go into solid metal stocks, not screw posts. When, a, rim type or surface deadbolt, lock i s used (see Figure 02)4, the 'lock, w111 'be attached to the door witb carriage bolts. STRIKES - (,A s�trike pilate, i j s the amb fastieriing that receives the bolt required and _or in, the, loc,king position). Metal, strikes shall be requir d foi ,g iteria: all locking devices and, shall meet the fallowin cr i Strikes shall h,a,ve a minimum thickness �of .062 with a minim.1.1m of ttie No. 8 si,z,.e sicrewst or equLvalent, penetrating at leaf k inches into solid backing beyond the surface to which the strike is attached. Strikes usled, for dead latches -shall riot allow the dead - latch Plunger tio enter, the strike hole with the latch after instal lation - The sari for the rim type or surface deadbolt wilil be i.astelled to the door jamb with at least two (2) inch long wood screws. A heavy duty strike plate (see Figure 01) may be instal led in placie of a regular strike plate to help strengthen door fT- ax. in e s The heavy duty plate uses four to six (4-6) three inch wood screws