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发表于 2008-3-19 07:34:28
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PART 2 -- PRODUCTS
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: |1 ^. O# x4 s# v. p1 g$ g2.1 GENERAL
" J! Z. c2 ~; G( `3 V; A2 z ]/ xA. Manufacturer's product names, numbers and models given herein are for the purpose of6 s4 k7 `1 O0 T# g
indicating the basic requirements for type, construction, material, operation, durability and& _! ?6 q! R- B0 {
functional adequacy of the specific item. Substitution of another manufacturer's product that is
/ o4 C# ~/ m7 r- v6 \/ {5 Ufully equivalent in all respects will be made subject to the approval of the ENGINEER.
- y0 I" I6 G/ D: c8 M, y, |) uB. Provide end products of one manufacturer for each item in order to achieve standardization for# G2 b( e r8 W6 H2 }3 F& w' c
appearance, maintenance, and replacement.3 e) {- q, ]+ m+ s3 W# E/ ^6 _
C. When deemed necessary for product evaluation prior to review, the ENGINEER may require
! s3 K, H. Y+ a1 W5 s2 l$ vsubmittal of full size standard production units for inspection and check. Such samples will be& D% s# ~9 `$ [ B2 T& Z& q& e
returned to the Contractor and may be installed on the project if identified for location in
% U; C; L% Q5 E" ~) _3 gconformance with specified requirements.' g$ f7 |3 i( J% p
D. Contractor shall check kinds and quantities of hardware products to determine conditions,( o) c9 `" e F* v
completeness, and conformance to the Specifications.
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, a8 }, X7 k `2.2 PRODUCT TYPES( J; g) L+ ~; `& H
A. Locks and Latches: All locks shall be security type with 6-pin cylinders having stainless steel4 }) d7 a: g3 w, @' e+ H$ a, ~: ?
mechanism for all exterior hollow metal doors.2 Q& e$ j( o0 e! j2 d9 Z8 w/ B8 J
B. Lock Uniformity: Except as otherwise specified, Contractor shall furnish locksets, cylinders, and" G5 N5 Z# Q: I
component parts as hereinbefore specified, by one manufacturer.
9 S$ j& ?- z$ u% I' y+ o1 Z% kC. Lock Strikes: Shall be boxed type with curved tip of sufficient length to protect trim and/or jamb.3 J7 A1 m& u2 u. f) v ]2 s& I# N
Lock strikes shall be delivered to the jobsite with the locksets.1 o: `' [; a- p$ `
D. Fasteners: Bolts, screws, fittings, and other fasteners, including soffit plates for door closers,# r' Y- v$ t) V" g4 T
shall be provided for proper and secure attachment with specified hardware.
; s+ g" W5 P8 D W! i; iE. Door Closers shall be full rack and pinion type with adjustable means of regulating closing speed,
8 `4 o) l0 Y2 _2 L2 _- {latching speed, back check, and with reduced spring power and shall be regular parallel arm type
# ^+ e+ X3 i4 O7 Ewith 90 degrees to 180 degrees hold open provisions.
4 J% O- A0 `3 F2 n0 J' y2 {: D, W& LF. Door Swings: Door swings indicated on the Contract drawings are standard door swings. If a5 h3 z+ h! \& M7 G0 J
door hand is changed during Construction the Contractor shall make necessary changes in2 G5 C; P* V8 L" v2 t E7 X
hardware at no additional expense to the CITY, subject to the approval of the ENGINEER.
! A$ `+ n$ e: _, iG. Silencers shall be provided for all metal door frames; three for single doors, two for pairs of& w9 a0 A% c! q) G4 w% M/ p, Y
doors.
: [, P; v/ W; [H. Door Butts shall be of proper width to clear trim and other features when door swings to$ J( W4 i9 f0 a% u
180 degrees and shall have oil-impregnated ball bearings.& B- _# i' ^% H8 ?/ z" b( j
1. Door 1-3/4-inch thick up to 7-feet 0-inch to have 1-1/2 pair of 4-1/2-inch X 4-1/2-inch butts.! v* R; d+ b! Y2 j+ m! G; D9 b
2. Exterior doors to have butts with oil-impregnated bearings.* B7 P1 ^% k# E& b! c$ v8 L v
3. Provide template hinges for use on metal door frames.
& o) S8 j* ~* |9 XI. Temporary Lock Cylinder: Contractor shall provide temporary lock cylinders with temporary
; y5 f% g5 [& U9 g& Hconstruction keys for door locks during the construction period.1 e. J& s% Q2 j
J. Kickplates: 16-gauge stainless steel with edges beveled four (4)sides. Kickplates to be 10-
& m/ u, C6 X# |8 ginches high x door width less 1-inch.
8 `6 h% T7 L8 T, F) V+ jK. Lock Astragal: Provide astragal for exterior in swinging 1-3/4-inch metal doors, of 9-3/8-inch x 1-
0 X* i# {% o6 L, C+ v( n1/2-inch size with US 10 finish designed to prevent tampering of lock bolts from the exterior./ a0 P0 A% @# E4 Y1 X
L. Flush Extension Bolt: Two point concealed automatic type for exit operation only with control
1 E+ p# a1 C1 ^, j7 Y# _knob located on the inside, provided with top and bottom strikes, Underwriters Laboratories (UL)' f* |' }/ Z8 E8 y1 g. [
Listed, bronze components with 626 finish and designed for use on 1-3/4-inch thick hollow metal. A+ d! X8 L* A( T# R
doors.! O! k! r( P9 e E+ t
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2.3 FINISHES
$ d8 _: e% R9 H+ {A. All finishes hereinafter specified are "BHMA" numbers as specified by the "Building Hardware8 V3 c) _7 H) P3 R4 w
Manufacturer's Association".
, [ c, x9 E, D) G$ p1. 600 - Prime Coat
q7 k# M/ P; C9 [5 g( G: r2. 626 - Dull Chromium
9 m6 H3 ^" |; W* y) G+ H& N5 ]8 _3. 629 - Bright Stainless Steel: y2 ]/ |# X: W8 M: I5 l! V' y
4. 630 - Satin Stainless Steel
* f. x5 E+ a$ t+ _! _+ }B. All items not specified herein shall have BHMA 630 finish.
' S+ M6 g% V- D7 AC. Locksets and Deadlocks shall have BHMA 630 finish.2 _- c1 K9 `3 K
D. All hinges to have BHMA 630 finish0 s1 z2 q4 c6 K* w, s. E
E. Kickplates, Push and Pulls to have BHMA 630 finish.
) b# J2 W6 T' y; ^9 l3 CF. Closer cover plates to have dull bronze lacquer finish.8 E s c* R; V3 z3 F5 b
G. Miscellaneous Finishes shall be as specified.
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2.4 KEYING6 L8 g5 G2 b6 j
A. To ensure full coordination with CITY's keying needs and requirements, all keying will be, i. E* P6 j9 G: e, \& n
determined after a conference with the ENGINEER, and such keying shall be designated in the9 K7 d- D6 L' D5 Q& W! f
CONTRACTOR's hardware schedule by appropriate set of numbers opposite the respective: L+ |( a2 v0 }& [0 ?( B- c
doors. Keys shall be positively identified for their respective locks and shall be delivered into the( B+ V% |7 e' z' Y% `) X
hands of the ENGINEER upon completion of the work., \3 s! o% i$ p8 ~
1. All locks and cylinders shall be labeled consecutively with the door number to correspond
/ h4 W7 [* F3 A% c6 G* l# zwith change keys. All shipping tags shall be of approximate 2-inch X 3-inch size.
# X& A0 L e* r ]2 [2 t* g% ]B. Keys:
9 J8 t+ E/ N- |! n7 p/ L! _1. All keys shall be nickel-silver large bow, plain both sides, (6 pin) stamped on one side
+ K: x; k7 O4 O' y7 h"CITY OF LOS ANGELES -DO NOT DUPLICATE".
q& X" G7 {! U# X: v" z" C2. CONTRACTOR shall furnish two (2) keys for keyed alike locks; two (2) keys for each keyed. W3 A$ O p- A
different locks, and six (6) grandmaster keys.% B- l) R9 l, P# {; t C5 u# @
3. Lock manufacturer shall ship all keys including grandmaster, master, and change keys, via9 B2 y9 W8 K( v6 [2 p; d, H" t% l
Registered Mail directly to the ENGINEER. The keys shall be individually tagged and
" h% g. k$ C7 W2 z6 o" ridentified by door locations.
2 n1 @4 ?3 _1 d( s6 `6 l* @4. At the time of change-over from construction lock cylinders to permanent lock cylinders,0 Z* O& l' e6 ]" y
the INSPECTOR will check the permanent key operation with the in-place permanent lock
. E- ^0 @4 @6 Icylinders to assure proper operation of locks and keys.- a4 F& U) i+ {* d$ U; V
8 B0 f4 X9 i2 p* g6 b% t2.5 HARDWARE SCHEDULE; y0 f. A& L/ t, r* S y! y
A. The following hardware schedule is intended to represent the hardware required. Provide the
3 _9 `6 R1 p6 Z% \& E' A7 P( Ffollowing hardware or their equal:
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! T6 V9 D: ?( P5 j* fNTS: List quantity, description, manufacturer's detail and finish for hardware3 X. M0 B9 a5 Y* h; W6 a! d
applicable to this project.
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1 a4 N: h% @. W" z; ~: {2.6 TEMPLATES7 [7 X+ d/ M7 l. @
A. All hardware for metal doors and metal frames shall be fabricated to template. Templates, or" U3 L9 T) w! { p6 q7 t# S8 N
physical hardware items, shall be furnished sufficiently in advance to avoid any work delay.1 a1 Q' q- a$ _! l( J" G( ?
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PART 3 -- EXECUTION
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' H( W+ u2 @' m+ R" R7 o3.1 GENERAL
' L8 y) R# J" E5 G' D" d wA. During the construction period, the CONTRACTOR shall employ temporary construction lock# p/ a; p8 w L
cylinders with temporary construction keys on door locks in the project.
. [; m) v! P. \" zB. Prior to completion of construction, and after final installation of hardware, the CONTRACTOR4 L# V: p8 W) b' r9 I
shall demonstrate to the ENGINEER that all items of operable hardware function properly, that4 ~$ A6 Q( @% v9 p4 c
doors swing smoothly, and that keys lock and unlock their respective doors.
4 }: i9 o8 ]9 X) \) H* G. v1 CC. At the time of completion of the facility, on direction of the ENGINEER, the CONTRACTOR shall1 q1 e# {. J* M3 s0 M0 N
replace the construction lock cylinders with the permanent lock cylinders.3 ?# ]. g4 D. i& w0 T
D. The CONTRACTOR, upon completion of the work herein, shall remove all oil, grease, or other% n4 P) Q% I5 f% F; {
soiling from exposed surfaces of finish hardware and shall remove all cartons, wrappings, and D: z- o( R5 N$ o$ H6 {# o) u+ Z
other debris resulting from the work herein, and shall leave the facility in a neat, clean, and
( ^9 j: F6 e" zacceptable condition subject to approval by the ENGINEER.
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3.2 INSTALLATION7 _6 Q2 G- B! `$ a7 `
A. All hardware shall be installed accurately and in accordance with manufacturer's instructions.
5 Q, d4 h2 d7 N1 W: mB. Hardware shall be securely tightened to develop full strength of components and provide for
' ?' C) e& U7 l' g0 Gproper operation.
8 c$ r. M) Y. d! I- f( ~C. Make work neat and secure.& A9 R/ T" Q. V% ?* }: A
D. Prevent marring, scratching, or otherwise damaging adjacent finishes during hardware
% N- P7 _/ D3 P% vinstallation.: o* y ?8 A* j; H M
E. Latchbolts:6 c+ T$ ~+ }9 j& U, J; m
1. Install to engage in strikes automatically, whether activated by closers or manually.4 n+ ~+ J5 B D4 n
2. Additional manual pressure shall not be required to engage latchbolt in strike.' f/ |; r/ r; y, ]
F. Stops and Holders: Set to allow doors to open as far as possible.6 ^4 P. s. J9 T6 j' N3 Q- r
G. Wall Mounted Hardware: Install over solid structural backing or solid blocking in hollow walls.
/ |# z& ?* t; V( s! q, ]H. Thresholds:$ g* ?# y) M! o" k, H
1. Cope ends neatly to profile of jamb.
6 O. Z2 O6 b2 B+ J; D4 d2. Set in sealant and seal ends to jambs.7 M' w# e) x$ L! W0 o& j/ h+ |& I3 Q
I. Hardware: Adjust for easy, noise-free operation.
: X4 y k( O! T; g9 l" e. gJ. Replace damaged hardware items.8 i/ `; E: n$ g
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3.3 PROTECTION6 z: N$ U5 ]4 c0 K0 X6 P
A. Cover and protect exposed surfaces of hardware during installation and until substantial2 v0 F# O: _. @" y+ k
completion.
; S8 t+ H0 u% n1 S7 ?9 \ TB. Fit, dismantle, and reinstall finish hardware as required for finish painting work.
% p1 B" L" @+ g x9 z( p/ C2 l9 c lC. Protect and prevent staining of hardware during construction in accordance with manufacturer's0 Q- f7 @- E5 k3 ~
recommendations. e6 a! F- l! R, w
D. Remove protective measures on permanent lock cylinders installed prior to final cleaning.
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发表于 2008-3-14 07:56:30
