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Document / 3 pages

WTC-ARC HVAC cleaning unit prices change order draft, March 2003

Machine-extracted title · confidence 80%

Draft change order for WTC cleaning contracts establishing unit prices for HVAC cleaning without increasing contract NTE price.

NYC-WTC_000163040–000163042

Folder label: “E-mails 2003 M. Gilsenan

Page image
Scanned page image, NYC-WTC_000163042
OCR text

OCR status: ok · source: pdftotext

z z o o WTC HVAC CLEANING UNIT PRICES co §o WTC-ARC “0 I o o No ITEMS in^irrdiiw^i VSEF* c CT o o> T Tents ■iMgkfiTiTllIiEach o' "0 Ca3 2 Glovebags EacH o $ S66.60 Each O 3|Exhaust (mushroom) fan unit(<500cfm) T2 9L KJ 4|Exhaust (mushroom) fan unit(500 -1 :fm) T 350.00 l^ach T7 O o 5|Exhaust (mushroom) fen unit(>1500 - 2 cfm) T 400.00 lEach 73 o c 6 Exhaust mushroom) fen unit(>2500cfm) T 450.00 Each 73 3 CD 7 Exhaust Centrifugal Blower (< cfm T 250.00 |EacT 73 3 a Exhaust Centrifugal Blower (>1000 - 2000cfm) T 73 "5 Exhaust Centrifugal Blower (>2000cfm^ T 500.00 lEacH 73 15 fexhaust Riser (Includes Cleaning Grills) T 200.00 Iper Floor TT Exhaust Branch Riser - horizontal runs(<6 feet’ T Exhaust Branch Riser - horizontal runs(>6 feet' T 135.00 |Per 10 lin ft. increments 13 Air handling unit (<1000cfm) T TT 14 Air handling unit (1000 - 2000cfm) T 547.50 [Each 7T 15 Air handling unit (>2000 - 3000cfm) T 697.50 [Each 71 < 5 Tons) T 7T addditional 2.5 Tons T 375.00 lEach 7T ISIMech. Make-up Air (< 1006 ICQ cfm) ' T 525.00 I 73 19 Meeh. Make-up Air (> 1000 cfm) 73 75 Horizontal Supply/Return Duct < 5sf cross section ¥ TBo^DOjPenTnnfflricreme^ TT 2T Horizontal Supi>ply/Return Duct > 5sf cross section T increments TT 77 Supply/Retum Riser < 5sf cross section T includes diffusers & registers 23 Supply/Retum Riser > 5sf cross section T 235.00 IPer Floor includes diffusers & registers 24 Encapsulation T 150.00 PerlOlf/sf incriments 25 Access Hatches T 35.00 Per Door Outside Air Duct T 105.00 Per 10 If incriments TT "57 Outside Air Plenum T 8¥DTPerN^uTOMj^ 71 Outside Air Intake Grill T _-9 99 71 B HVAC - Through wall T 375.00 [Each , -____ ard Heeting Fins T .99'99 1-^^ I,. I 31 [scaffold Set Up T 100.00 IPer 5 ft section * VENTILATION SYSTEM EVALUATION FORM 2.1 Central Ventilation System Visual Inspection Form 2.2 Mechanical Exhaust System Visual Inspection Form 2.3Mechanical Make-up Air system Visual Inspection Form

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NYC-WTC_000163042Source: NYC Law Department, mirrored locally

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