HomeMy WebLinkAboutVanAsten Heating & Sheet Metal/CHG OR HVAC-1 yarbro —
kempinger
architects, inc.
_ - [ 1018 W. SOUTH PARK AVENUE • POST OFFICE BOX 2096 • OSHKOSH, WISCONSIN 54903 • 414/235-3310
CHANGE ORDER NO. HVAC-1 OWNER'S COPY
FILE NO. 8133/79005 - Phase II CONTRACTOR'S COPY
DATE 20 December 1983 ARCHITECT'S COPY
OWNER The City of Oshkosh, Wisconsin
Vanasten Heating & Sheet Metal
CONTRACTOR Rt 5 , Box 351D, Randolph Drive , Appleton, Wisconsin 54911
Heating, Ventilating & Air Conditioning Work, Phase II
CONTRACT FOR Restoration & Rehabilitation, The Grand Opera House,
Oshkosh, Wisconsin
IT IS HEREBY AGREED THE FOLLOWING CHANGE IN THE WORK SHALL BE COMPLETED IN ACCORDANCE WITH THE
ATTACHED PROPOSAL AND SUBJECT TO TERMS OF THE ORIGINAL CONTRACT DATED 15 September 1983
See Attachment No. 1
FOR THE SUM OF (Aft - DEDUCT) FOUR HUNDRED TWENTY STX
ANT) NO/100THS DOLLARS ($ 426. 00 -)
ADD DEDUCT ORIGINAL CONTRACT
$98, 900 . 00
PRIOR TO EXTRA ORDERS
THIS ORDER None None None
THIS ORDER None $426. 00 CREDIT ORDERS 426. 00
TOTAL TO DATE None $426 . 00 NET TOTAL TO DATE $98 ,474 . 00
APPROVED ACCEPTED
YARBRO-KEMPINGER, ARCHITECTS CITY OF SHKOSH, WISCONSIN
PFA�RB T A IATES, INC, i!il
BY BY ' '°i`/ City Manager
BY ; 1� ,; � City Clerk
ACCEPTED Appr_o-ved a�lto Form, /� /
VANASTEN HEATING & SHEET METAL BY I`"K�`� att �/ S,City Attorney
I hereby certify that the necessary
BY ��, r�_- 4N provisions have been made to paw the
liability that will accrue under this
tract
'b.,cA) a ?164,- ,City Coup-troller
File 8133/79005 - Phase II ATTACHMENT NO. 1
Restoration and Rehabilitation to Change Order HVAC-1
The Grand Opera House
Oshkosh, Wisconsin
ITEM NO. 1
Change concealed and exposed ductwork in accordance with
Specification Section 15840, pages 3 thru 6, revised
10/24/83 , copy attached ADD $ 374 . 00
ITEM NO. 2
Change roof-top gas piping from welded to screwed fittings
in accordance with Drawing H-102 , dated 11/4/83, copy
attached DEDUCT $ 800. 00
NET DEDUCT $ 426. 00
Contractor' s proposals dated November 2,1983 and
November 18 , 1983 with Bartelt Insulation Supply Co. ' s
October 27 , 1983 (subcontractor) is attached.
8133/79005 15840/3
REVISED 10/24/83
6. RELIEF HOOD
A. Provide a low silhouette relief vent equal to a Carnes
LVA. Other acceptable manufacturers include; Ammerran,
Acme, Cook, Jenn-Aire.
B. Unit shall be a curb mounted hood with aluminum
construction, 1/2" birdscreen, hinged cover, and gravity
backdraft damper .
C. Provide inside duct size as shown on drawings.
D. Provide a 12" pre-fabricated roof curb to match pitch
of existing roof. Curbs shall be aluminum or galvanized
steel construction with 1-1/2" fiberglass insulation,
raised cant, and wood railer.
E. Roof flashing by General Contractor. Units shall
counterflash curb and flashing. Secure unit to curb with
aluminum or stainless screw fasteners.
7 . ACOUSTICAL DUCT LINING
A. Provide acoustical duct liner equal to Owens-Corning
"Aeroflex" , Manville "Linacoustic" , or Certainteed "Coated
Line Board" , 1-1/2 pound per cu. ft. density, with hard
face to the air stream.
B. Coverage
1) 1" thickness for interior supply and return air
ductwork.
2) 1" thickness for 15 ft. on inlet sides of exhaust
fans.
3) 1" thickness for discharge from exhaust fans.
4 ) 1" thickness for all transfer air ducts.
C. Plan listed cut sizes are the clear inside dimensions.
The sheet metal duct shall be increased in size to accom-
modate the lining.
8 . DUCT INSULATION
A. Acceptable Manufacturers include Owens-Corning,
Manville Corporation, Armstrong, Certainteed, Knauf , and
uS Gypsum.
15840/4 8133/79005
REVISED 10/24/83
B. Material
1) Concealed
All ducts shall be insulated on the outside
with 2" thick semi-rigid glass fiber board minimum
density 3 lbs . , Johns-Manville No. 814 SPIN-GLAS,
or approved equal. Insulation shall be furnished
with a factory applied foil-scrim-kraft facing con-
sisting of an aluminum foil (minimum . 7 MIL thick)
reinforced with fiber glass yarn mesh and laminated
to 40 lb. chemically treated, fire resistant kraft
where a vapor barrier is required.
2 ) Exposed
All ducts shall be insulated on the outside
with 2" thick rigid glass fiber board minimum density
6 lbs. , Johns-Manville No. 817 SPIN-GLAS, or approved
equal. Insulation shall be furnished with a factory
applied white facing with an integral vapor-barrier ,
Johns-Manville AP or approved equal .
C. Coverage shall include:
1) Outdoor air ducts , filter housings and mixed air
plenums - 2" thickness for AHU-1 .
2) Supply ducts and return air in all areas - 2"
thickness for RTU-1 , 2 and 3 located outside or in
attic spaces.
D. For concealed ductwork, insulation shall be applied
with edges tightly butted. Insulation shall be impaled on
pins welded to the duct 12" on center and secured with speed
clips. The protruding ends of the pins shall be clipped
off flush with the surface of the insulation. All joints
and penetrations of the vapor barrier shall be sealed with
3" wide aluminum foil pressure sensitive tape.
E. Provide finished edges at all access doors and end of
insulation.
F. Exposed Ductwork
1) All insulation shall be applied with edges tightly
butted. Insulation shall be impaled on stick clips
or pins welded to the duct, and secured with speed
clips. Spacing of pins shall be as required to hold
insulation firmly in place but not less than one pin
per square foot . All joints and penetrations of the
0
•
8133/79005 15840/5
REVISED 10/24/83
vapor barrier shall be sealed with a 3 " wide matching
strip, applied with adhesive CMC 17-465, Childers
CP-82 or equal to both surfaces as recommended by
adhesive manufacturers.
2) If, through space or size restriction, or other
causes, the welded method is impossible, the insulation
shall be secured to the ducts with fire resistive
adhesive, CMC 17-465, Childers CP-82 or equal. The
adhesive shall cover the surface of the metal when
applied to the underside of horizontal ducts, but
may be spotted for application to top and sides with
a minimum of 50% coverage. Joints shall be sealed as
above.
9 . INSTALLATION
A. Assemble and erect all sheet metal work in such a manner
as to eliminate any vibration or noise transmission by moving
air. Fit and secure in place with all necessary hangers,
braces and supports required or as directed. Make all
necessary changes in cross-sections, offsets, etc . , to avoid
interference with other equipment and supports, whether or
not specifically indicated. Ducts which cannot be run as
shown shall be placed between points as directed. Support
horizontal ducts with approved iron hangers secured to building
construction, spaced not more than six feet apart, and closer
where necessary.
B. Hangers for ducts shall be steel bands or rods. Ducts
36" wide and smaller shall have 1" x 1/16" hanger bands or
1/4 " diameter hanger rods. Ducts larger than 36" wide shall
have 1-1/2"xl/16" hanger bands or 3/8" diameter hanger rods.
Anchors in building construction for hangers ahll be metallic .
Non-metallic anchors will not be permitted .
C. Where ducts pass through the exterior building con-
struction provide flashing to make a watertight, weatherproof
installation. Caulk around all ductwork passing through
masonry barriers, walls , floors and ceiling with inorganic
fill and General Electric Co . Silicone Construction Sealant
or Butyl Rubber caulking compound.
D. All lining shall be fastened to the inside of the
ductwork on all surfaces with pins and fire resistive
adhesive. Adhere to duct surface with a minimum of 100%
coverage of Benjamin Foster 81-99 fire resistive adhesive.
All leading edges and but joints of lining shall be buttered
15840/6 8133/79005
REVISED 10/24/83
with a fire resistive coating similar to Benjamin Foster
30 . 70 to prevent erosion by the air stream. Edge treatment
and lining attachment shall be in accordance with SMACNA
"Duct Liner" Application Manual.
E. Install control dampers and other temperature control
devices furnished in Control Sections which require inter-
action with ductwork systems.
F. The Heating Contractor shall provide a mechanic to
go through the air distribution systems with the Balancing
Contractor to familiarize him with the system and provide
service as listed in Section 15907 .
******
LiE'1
u \M ''raf a RiFbr-151: -0+5-;
G Ar HS KS Foot ROM! ZS r �CF ezzo cn.n-•
Iv Ilk,*
.6.
—__
C V.. 11 1 2 G A1' Nerza �� Prt i,st' =
2' IV
7._,
2r 4 �1i20 ..... ..._a_r•
'1 ,/''- --* t2N-2
I_ – –—
r
0 410 .9 i tiCkXbe, mat,
.1n ..mot-s
ms=s
1. tom' c--tIPs 6Pt5 gee,- U L.N1 O!Z.5 AT ENO-4 v..J IT 1b Rc0c-E
1712-F-S u c 'Fe..orh 2,0" `,tJ C. -C-) f!)* W.t....
2 . 2E% J:.A le..S E.Cp�k - -Tr> F!` 4t-,rz. S.2 ce. C...t.rAeLE E
W 1 Tv1 1 r1 -C.cc.!-)kt,.. S Erg S I r Cj1 T rz>ct✓i t.f V A t..\/ "
3, -i..:F L'12.1(.;,! ht- PK.A``,r,f 1 r..1(-` F2-1 t- 1 .(t7u t P(Ni yJT 1.,.1W4-.Y ,Si •
Si-z. G1?- ∎GES 1,-,c ..z►,'_virif,“L1',
4, />t\1 zY ' pi fro ct 54A L 36 •s6L'Q�C) OR PcS P� CO " .
?I? It-16T 2' A oto U(,)GG1Z tY0N ( i E rz-ev,`— ore. w E- r .-'
A--, 4,E Ga..)e,
Fl L C- 8 (33�79t
1�/�42aRQ- K6�^Pf^lC�a¢-ARcH,rccrs� l-f- Io "Z.
E.k3:,IL 1fCRSL._ A$ c1i'tTC Dcvl, Mo.
\ ._ R Nj .*1.:it f.3 '� °3
. - ,.- -s iM `.,r 1 k 1 t.J -- 7 0)j 61 f red:... 1 / t O I
a6i.� .•S, ' 'w�'.1 nM rasbs- +..n. .- rr
11 •2)1.?
..s......_.. ._ ..
IR% t44
HEATING & SHEET METAL
APPLETON, WIS. 54911 Rs. 5 BOX 351D
Phone 788-5611 RANDOLPH DRIVE
November 2, 1983
' arbro-Kempinger Architects, inc.
Phaller Herbst ASSOC. , Inc.
1018 .mouth Park -venue
Oshkosh, ai 34901
he : Crand 6pera douse iestoration
Oshkosh, Y i
)uct Insulation
(7entlemen:
Inclosed is a cop„- of a letter from 3artelt
insulation ;$uppl„J, Inc. stating the changes
which affect the insulation on concealed and
exposed ductwork for Phase II work.
e propose to make tnese insulation chances
for the sum of • 374. 00
Iincerel,r,
fitut g
idel Potter
MP/kvd
P n c.
. -
P.O.Box 1195 TELEPHONE: 733-6086
1330 Ballard Road
NSULATION SUPPLY, INC. * APPLETON ,
WISCONSIN 54912
94(1.444,1,74:ai and 1?,011,1f.CV. 2/ _201,4i4ja4311 (9144 SPeCtiaill
- Distributors and Contractors
of
• P;pe Irsulabn, t nbe r 27, 1983
• Equipment kSu:1010n
• Oct Ilskiabon Van Asters flea' ing H yet \It't I
• c,t-i Storaqe Ins,Ja1inn e 5 , Box 351D, P;ruidolpli
Appl ti
tri ! t
• ,...3r* )tic ty:
• Asi)estoa orc,duc it
• Polystyrene and Urethane
F,arns De ar M21 :
In regard!. in 1 hr cent re n:d ironilation spec
dated r t4, 981', wis (J: (It‘opri ()ff.," at our
orficv on october : ' aiked t Bob Yarbro
and Ger.,' i son , L t spoe. in re i i rig
ht, n%1 Add, And our utvil at i fl
-18 ibwi merit oned our
based .t. : ! , t hoar d with
1 '
■••
■1
• •
■
• ;
cii .
ti .
iniesti
i '
eDh.
i FIBF7RGLAS Armstrong
■l8t 11:=. .INSULATION
PRODUCTS
rfillwrcift t404411
HEATING & SHEET METAL
APPLETON, WIS. 54911 Rs. 5 BOX 351D
Phone 788-5611 RANDOLPH DRIVE
November 18 , 1983
Yarbro-Kempinger Architects
1018 W. South Park Avenue
Oshkosh, Wisconsin 54903
Attn: Mr. Robert Yarbro
Re : Grand Opera House,
Gas Piping Revisions '
Mr. Yarbro :
In response to your letter dated Nov.
14th, we propose to install the gas
piping as per the revised drawing.
This would result in a credit to the
owner as follows;
Labor $325.00
Material $475.00
TOTAL DEDUCT $800.00
Please let our office know if you wish
for us to proceed accordingly.
Sincerely,
Floyd Vanasten