NYC-WTC_000135279
Price list for WTC HVAC cleaning units including exhaust fans and blowers.
1 shared topics · Same agency, volume and box · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗Detailed list of unit prices for various HVAC components including fans, blowers, and ducts for environmental cleaning.
NYC-WTC_000135290–000135294Folder label: “HVAC COSTS”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Sl
N WTC HVAC CLEANING UNIT PRICES
ITEMS UNIT PRICE Tents $ 500 Each Glovebags $ 350 Each Mushroom Exhaust (<500cfm) $ 300 Each Mushroom Exhaust (500 - 1500cfm $ 500 Each Mushroom Exhaust >1500 - 2500cfm $ 750 Each Mushroom Exhaust (>2500cfm) $ 1,000 Each Single Inlet Centrifugal Blower <1000cfm $ 1,000 Each Sin le Inlet Centrifugal Blower >1000 - 2000cfm $ 1,500 Each Sin le Inlet Centrifugal Blower (>2000cfm) $ 2,000 Each Exhaust Riser Includes Cleaning Grills) $ 200 Per Floor Exhaust Branch Riser (<6 feet) N/C Exhaust Branch Riser (>6 feet) , ti $ 200 Per 10 If incriments Supply Fan (<1000cfm) $ 1,000 Each Supply Fan (1000 - 2000cfm) $ 2,000 Each Supply Fan (>2000 - 3000cfm) $ 3,000 Each Package AC (50K or less BTU) j?.e .nrCe, $ 1,000 Each Package AC - each addditional 50K BTU $ 500 Each Heating Coils - Add to AC pricing $ 500 50K BTU Heating Units - Similar to AC pricing Horizontal Supply/Return Duct < 5sf $ 200 Per 10 If incriments Horizontal Supply/Return Duct > 5sf $ 300 Per 10 If incriments Supply/Return Riser < 5sf $ 200 Per Floor Supply/Return Riser > 5sf $ 300 Per Floor Encapsulation $ 100 Per 10 If/sf incriments Access Hatches $ 50 Each Fresh Air Duct $ 200 Per 10 If incriments Fresh Air Plenum oo
cyJfri $ 5 Per cu ft Fresh Air Intake Grill $ 5 Per sf Scaffold Set Up $ 100 Per 5 ft section Package HVAC - Through Wall $ 50 Each Baseboard Heating Fins $ 5 Per linear Foot u
-Z S 0 c\6i
NYC-WTC 000135291
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000135279
Price list for WTC HVAC cleaning units including exhaust fans and blowers.
1 shared topics · Same agency, volume and box · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000135265
Price list for HVAC cleaning units including exhaust fans and blowers at WTC.
1 shared topics · Same agency, volume and box · similarity 0.951
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000135295
Fragmented DEP record excerpt from the World Trade Center site containing identification codes and illegible text.
1 shared topics · Same agency, volume and box · similarity 0.947
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000135304
Memo clarifying unit pricing and inspection forms for WTC HVAC cleaning contractors.
1 shared topics · Same agency, volume and box · similarity 0.909
machine-extracted · confidence unavailable · Check page ↗Same agency, volume and box · similarity 0.887
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000135253
Summary of HVAC cleaning costs per unit and floor for multiple buildings on the World Trade Center site.
Same agency, volume and box · similarity 0.870
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000135222
Summary sheet listing HVAC costs and building details for multiple properties including 111 Broadway and 25/45 Wall Street.
Same agency, volume and box · similarity 0.865
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000136109
Contractor invoice application noting substantial completion and requesting missing cleaning checklists for common spaces.
Same agency, volume and box · similarity 0.857
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000163030
HVAC equipment pricing information for remediation project procurement.
1 shared topics · similarity 0.955
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000163040
Draft change order for WTC cleaning contracts establishing unit prices for HVAC cleaning without increasing contract NTE price.
1 shared topics · similarity 0.887
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000133531
Memo recommending cleaning of HVAC components at 45 Wall Street following a visual inspection related to World Trade Center reports.
Similar document embedding; no shared entity or topic indexed. · similarity 0.859
machine-extracted · confidence unavailable · Check page ↗1 shared topics · similarity 0.852
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
Page similarity is temporarily unavailable or this page has no indexed vector.
Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000135205
Administrative record identified by document number from the DEP Box 56 collection regarding WTC activities.
Filed in the same folder
Filed in the same folder
NYC-WTC_000135222
Summary sheet listing HVAC costs and building details for multiple properties including 111 Broadway and 25/45 Wall Street.
Filed in the same folder
A single-page record containing numerical data and an identification number related to HVAC costs.
Filed in the same folder
Detailed summary of HVAC cleaning costs per unit and floor for multiple buildings on the World Trade Center site.
Filed in the same folder