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发表于 2008-3-19 07:34:28
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PART 2 -- PRODUCTS' O$ s6 i$ ?- Y& K, ]
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2.1 GENERAL: B+ r8 I6 c" L( Y' |% X5 S, O
A. Manufacturer's product names, numbers and models given herein are for the purpose of* E2 `" D4 ^5 `1 d i0 w' f. h% t0 K
indicating the basic requirements for type, construction, material, operation, durability and: D" [ |* ]4 o& F
functional adequacy of the specific item. Substitution of another manufacturer's product that is2 i# y8 A* d! {" y# k) F4 T8 L3 r- n
fully equivalent in all respects will be made subject to the approval of the ENGINEER.
1 K2 D4 d X& J5 N% {4 b. q7 `2 w6 sB. Provide end products of one manufacturer for each item in order to achieve standardization for* z' D7 t- h% k7 _% _$ }+ J
appearance, maintenance, and replacement./ P1 w2 x$ W. ^" f) ?
C. When deemed necessary for product evaluation prior to review, the ENGINEER may require
: [- F' Q1 ], [8 L- x T$ M g1 Tsubmittal of full size standard production units for inspection and check. Such samples will be
8 I6 L, i8 P5 t3 Y( @- q \8 r2 @returned to the Contractor and may be installed on the project if identified for location in
/ u7 m3 r/ U% U. a0 e7 x- Iconformance with specified requirements.
; D2 R, _' b2 ~D. Contractor shall check kinds and quantities of hardware products to determine conditions, e) b4 M5 L4 ^; j p3 x7 |
completeness, and conformance to the Specifications.; f0 I" f3 ^0 t' U2 m/ S; Y
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2.2 PRODUCT TYPES
6 w m& C" R2 \- ^. ?A. Locks and Latches: All locks shall be security type with 6-pin cylinders having stainless steel
$ [! b9 D) @9 a; G8 @- emechanism for all exterior hollow metal doors.8 N# n3 A6 d. I
B. Lock Uniformity: Except as otherwise specified, Contractor shall furnish locksets, cylinders, and3 q- z) p( L, R n$ b( n* n
component parts as hereinbefore specified, by one manufacturer.3 L0 H2 z# \" `, M" x5 s7 [$ N
C. Lock Strikes: Shall be boxed type with curved tip of sufficient length to protect trim and/or jamb.5 [# L7 E& H& \5 f5 ^
Lock strikes shall be delivered to the jobsite with the locksets.
9 u) c* |5 U& g. m' Z! ?D. Fasteners: Bolts, screws, fittings, and other fasteners, including soffit plates for door closers,
' t$ w+ n" r7 n9 Mshall be provided for proper and secure attachment with specified hardware.
7 \8 }0 Y9 r4 { w+ k8 KE. Door Closers shall be full rack and pinion type with adjustable means of regulating closing speed,4 w! U. g/ P$ s7 Y. Z: {6 o6 J* U
latching speed, back check, and with reduced spring power and shall be regular parallel arm type
4 Q( L' ~) ]9 B: r- dwith 90 degrees to 180 degrees hold open provisions.( F9 P; Z/ V' u2 Z1 J4 U* K
F. Door Swings: Door swings indicated on the Contract drawings are standard door swings. If a3 j, R" l) R$ i+ S1 W$ r6 I2 J2 ]
door hand is changed during Construction the Contractor shall make necessary changes in
* y6 U& W3 } |: X, j4 \! Lhardware at no additional expense to the CITY, subject to the approval of the ENGINEER.
+ {/ [! a4 `3 }G. Silencers shall be provided for all metal door frames; three for single doors, two for pairs of- r" P: w6 |, Z w- Z
doors.. b3 e( o7 @+ {5 T7 D
H. Door Butts shall be of proper width to clear trim and other features when door swings to
3 t3 m- O& l/ C% p# L; H# r ~180 degrees and shall have oil-impregnated ball bearings.3 v/ L" Z' h6 x9 O. z% c
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.
. | \$ r6 ^( R7 S2. Exterior doors to have butts with oil-impregnated bearings.( J' n- o/ h# L
3. Provide template hinges for use on metal door frames.
! D+ W9 l$ b3 F7 v; A# M+ W/ VI. Temporary Lock Cylinder: Contractor shall provide temporary lock cylinders with temporary; e5 g: ~; Z* o+ J+ ^6 l7 H, Y
construction keys for door locks during the construction period.
$ c; j4 Z) g SJ. Kickplates: 16-gauge stainless steel with edges beveled four (4)sides. Kickplates to be 10-7 T6 _1 I# g6 _3 o5 v, J
inches high x door width less 1-inch.# p- V1 n* B$ c- A/ x
K. Lock Astragal: Provide astragal for exterior in swinging 1-3/4-inch metal doors, of 9-3/8-inch x 1-
+ {4 i$ ]3 G! L. {: O8 ]) X+ O1/2-inch size with US 10 finish designed to prevent tampering of lock bolts from the exterior.
1 R, d9 q$ V: h! G- xL. Flush Extension Bolt: Two point concealed automatic type for exit operation only with control
# n! s4 t$ O1 G: |. Jknob located on the inside, provided with top and bottom strikes, Underwriters Laboratories (UL)/ e C; X% x# G/ R9 q n
Listed, bronze components with 626 finish and designed for use on 1-3/4-inch thick hollow metal
4 R" S6 }, z( v! Q6 _7 |doors.
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2.3 FINISHES' N( b! P) x! X% T% ~
A. All finishes hereinafter specified are "BHMA" numbers as specified by the "Building Hardware
" m3 R2 S8 G+ a3 J6 T7 `. uManufacturer's Association".
$ f4 l+ U8 A& P0 `4 E0 h1. 600 - Prime Coat2 T3 x6 S0 z3 l( q
2. 626 - Dull Chromium3 f7 O) `1 v8 `# j3 ^9 z3 S9 |$ t
3. 629 - Bright Stainless Steel
$ x X' [- [2 \! Q8 ~4. 630 - Satin Stainless Steel
5 w0 n) x* I0 }7 o4 ~B. All items not specified herein shall have BHMA 630 finish.
' r( \0 ]2 n5 n: t& M3 K9 s. `) eC. Locksets and Deadlocks shall have BHMA 630 finish.; O; T# k! W% y% }" R* u
D. All hinges to have BHMA 630 finish0 W3 y) |; ?3 f' J2 ?' {
E. Kickplates, Push and Pulls to have BHMA 630 finish.
, v* z, y/ n- q6 ?' ~F. Closer cover plates to have dull bronze lacquer finish.
( q! P; x* p* lG. Miscellaneous Finishes shall be as specified.
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, {9 P5 w4 w6 ]9 G' ^' a2.4 KEYING& c$ Q: h# L R
A. To ensure full coordination with CITY's keying needs and requirements, all keying will be
( k& n/ h. Y5 G s3 M' I1 v) r0 ydetermined after a conference with the ENGINEER, and such keying shall be designated in the: `6 Z( N' A- b Z3 o7 I
CONTRACTOR's hardware schedule by appropriate set of numbers opposite the respective. `- X2 w; r. w4 p+ T+ ~1 V- V
doors. Keys shall be positively identified for their respective locks and shall be delivered into the
3 ]/ _/ V2 W6 S. E" Y Chands of the ENGINEER upon completion of the work.
: r' A4 P5 j- d+ Q. j0 F4 z* f1. All locks and cylinders shall be labeled consecutively with the door number to correspond4 \; k9 m# b7 f
with change keys. All shipping tags shall be of approximate 2-inch X 3-inch size.) B1 \% K* C; f! E1 N8 W* p. w
B. Keys:& g+ N( y7 g7 h3 G
1. All keys shall be nickel-silver large bow, plain both sides, (6 pin) stamped on one side7 o- G- n1 }* N) l6 r* N( k3 y5 u
"CITY OF LOS ANGELES -DO NOT DUPLICATE".
, V. c: U. y" s2. CONTRACTOR shall furnish two (2) keys for keyed alike locks; two (2) keys for each keyed
' ?" e& p/ S0 wdifferent locks, and six (6) grandmaster keys.
$ v2 q9 d2 k% o: Z, X' N/ W' Z8 i3. Lock manufacturer shall ship all keys including grandmaster, master, and change keys, via) Z- e9 u; _5 N x0 O
Registered Mail directly to the ENGINEER. The keys shall be individually tagged and/ A& S3 M/ X0 g
identified by door locations.; a5 C9 h9 b6 Q1 G" P) h
4. At the time of change-over from construction lock cylinders to permanent lock cylinders,) H* G& L# t! j" n
the INSPECTOR will check the permanent key operation with the in-place permanent lock
- [' m9 g% |) ]0 O1 s3 C$ wcylinders to assure proper operation of locks and keys.
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2.5 HARDWARE SCHEDULE
s% o4 |9 Y$ R( K; y% Z, @A. The following hardware schedule is intended to represent the hardware required. Provide the3 B, z) S# W* H! ~5 m; B4 F b
following hardware or their equal: `* w* }3 k8 K
$#
% ^9 O% k5 g; @1 j2 c6 A0 vNTS: List quantity, description, manufacturer's detail and finish for hardware7 W( A- _/ @: W5 L' k0 [( ~$ J
applicable to this project.
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2.6 TEMPLATES
0 j1 I3 f" L# Q. u( x2 FA. All hardware for metal doors and metal frames shall be fabricated to template. Templates, or! q3 t) C( N4 x+ |/ ^% U4 g2 K
physical hardware items, shall be furnished sufficiently in advance to avoid any work delay.
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0 j1 ]' F1 u/ x- H: @4 x) a$ N/ dPART 3 -- EXECUTION
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3.1 GENERAL& c5 h) ~% s5 r1 b% X X" f& N3 A
A. During the construction period, the CONTRACTOR shall employ temporary construction lock4 N/ ^: T- G4 J" _3 O) ]2 x- g/ a
cylinders with temporary construction keys on door locks in the project.$ Y9 |1 Q0 J9 C7 | S f
B. Prior to completion of construction, and after final installation of hardware, the CONTRACTOR
- l9 v) {6 k( J, o8 f, wshall demonstrate to the ENGINEER that all items of operable hardware function properly, that9 f2 K" D @: k, S. e3 R; ~
doors swing smoothly, and that keys lock and unlock their respective doors.6 R1 Q' u9 ^+ G* H: W1 D
C. At the time of completion of the facility, on direction of the ENGINEER, the CONTRACTOR shall
- F7 T; o |2 y9 X0 g, h. w$ s, hreplace the construction lock cylinders with the permanent lock cylinders.
+ H; s, R" a2 ` ~D. The CONTRACTOR, upon completion of the work herein, shall remove all oil, grease, or other F! `5 q. L/ D1 |* M! c: X0 j1 ~
soiling from exposed surfaces of finish hardware and shall remove all cartons, wrappings, and( N2 T! \, @$ T6 W- l
other debris resulting from the work herein, and shall leave the facility in a neat, clean, and
6 V; z; x, e2 H! c( j& Lacceptable condition subject to approval by the ENGINEER.: H" i* f1 H: X( `- T! U
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3.2 INSTALLATION' [. l- g4 z3 F7 J
A. All hardware shall be installed accurately and in accordance with manufacturer's instructions.: U/ L. N" F$ j$ j/ _$ H+ c
B. Hardware shall be securely tightened to develop full strength of components and provide for. g; a0 `) ~9 A _! D% w, O
proper operation.5 g5 B6 i3 F1 c6 ?8 y$ g: ~
C. Make work neat and secure.$ G8 F4 w! R' \% U) o
D. Prevent marring, scratching, or otherwise damaging adjacent finishes during hardware
8 S/ t7 ?7 H. y! N* @installation.
( d/ N" |3 b' Q+ ?E. Latchbolts:
- a% W/ x: z' m! F$ q0 l8 \ F4 }1. Install to engage in strikes automatically, whether activated by closers or manually.
. d$ P% k# K w3 Q- m% p3 k5 B& i2. Additional manual pressure shall not be required to engage latchbolt in strike.$ X/ Y u8 p" a5 E- b% y4 t7 e
F. Stops and Holders: Set to allow doors to open as far as possible.$ u" j# `/ _! O. e- z; N$ n# ~/ @
G. Wall Mounted Hardware: Install over solid structural backing or solid blocking in hollow walls.
' W2 V' t' k1 c5 F- OH. Thresholds:
( y' c' i4 q1 V$ v' }1. Cope ends neatly to profile of jamb.
5 s% g1 H. V# J: }2. Set in sealant and seal ends to jambs.$ A; q. J% R+ x# ` r. [
I. Hardware: Adjust for easy, noise-free operation.
# s! e5 Y1 `, r5 oJ. Replace damaged hardware items.
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5 ?7 r; S) R* Q; c$ a3.3 PROTECTION( g. p. {* L: u: U' _ J8 K
A. Cover and protect exposed surfaces of hardware during installation and until substantial* X* V4 k# g% m( I# u+ S
completion.
. U! ~+ A6 T! LB. Fit, dismantle, and reinstall finish hardware as required for finish painting work.& \8 L4 u# t7 e, h8 S* V
C. Protect and prevent staining of hardware during construction in accordance with manufacturer's
/ t6 M5 t, o& @recommendations.
4 t9 G0 g8 ~5 pD. 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
