The order the City kept.

NYC-WTC_000165289

Environmental Protection Department record related to tunnel project between W. 33rd and W. 38th Street.

NYC-WTC_000165290 – NYC-WTC_000165298

Letter enclosing a signed agreement between DEP and a contractor regarding sewer work in the vicinity of 11th Avenue.

NYC-WTC_000165299 – NYC-WTC_000165300

DEP legal correspondence regarding tunnel construction and sewer work in vicinity of 11th Avenue and W. 33rd Street.

NYC-WTC_000165301 – NYC-WTC_000165303

DEP approval of final contract plans for tunnel project from W. 33rd to W. 38th Street with construction specifications.

NYC-WTC_000165306 – NYC-WTC_000165310

Engineering drawings and technical documents related to tunnel project between W. 33rd and W. 38th Street.

NYC-WTC_000165322 – NYC-WTC_000165328

Department of Environmental Protection letter providing design review comments on tunnel project contract drawings, requesting pressure relief manhole details, existing sewer…

NYC-WTC_000165329 – NYC-WTC_000165330

Handwritten notes or draft documentation related to tunnel project, with contact information and reference numbers, contents not fully legible.

NYC-WTC_000165331 – NYC-WTC_000165336

Project responses to Bureau of Sewers technical comments regarding manhole details, existing facilities replacement, and drain specifications.

NYC-WTC_000165337 – NYC-WTC_000165342

Contractor responses to sewers bureau requirements on manhole maintenance, splash blocks replacement, and drain pipe specifications.

NYC-WTC_000165343 – NYC-WTC_000165344

DEP Bureau of Sewers approves tunnel plans with no additional hydraulic objections and minor drafting corrections noted.

NYC-WTC_000165357

Document with illegible handwritten text related to the tunnel project.

NYC-WTC_000165365 – NYC-WTC_000165370

DEP Bureau of Sewers clarifies hydraulic review procedures and provides technical comments on proposed siphon design in tunnel.

NYC-WTC_000165371 – NYC-WTC_000165373

Consultant submits meeting minutes documenting design resolutions and areas of agreement from July 2, 1987 coordination meeting.

NYC-WTC_000165377 – NYC-WTC_000165383

Letter from DEP Bureau of Sewers regarding unreviseed drawings and as-built records for the tunnel project.

NYC-WTC_000165384 – NYC-WTC_000165385

Internal memorandum acknowledging receipt of 90% submission drawings for the Westside Connection Project and referencing hydraulic computations.

NYC-WTC_000165399 – NYC-WTC_000165400

Internal memorandum inquiring whether the Bureau accepts the proposed siphon concept shown in the 60% submission drawings for the Westside Connection Project.

NYC-WTC_000165401 – NYC-WTC_000165402

Inter-office memorandum inquiring if the proposed siphon concept in the 60% submission drawings is acceptable to the Bureau of Sewers.

NYC-WTC_000165403 – NYC-WTC_000165404

Inter-office memorandum requesting hydraulic review of the proposed siphon in the Westside Connection Project.

NYC-WTC_000165405 – NYC-WTC_000165406

Inter-office memorandum requesting review of hydraulic computations for the siphon and gravity sewer routing in the 60% submission.

NYC-WTC_000165409

Administrative record concerning tunnel infrastructure projects between West 33rd and 38th Streets in Manhattan.

NYC-WTC_000165410 – NYC-WTC_000165411

Letter stating DEP has no facilities in the project limits and jurisdiction lies with other departments.

NYC-WTC_000165412 – NYC-WTC_000165413

Letter stating DEP has no facilities in the project limits and jurisdiction lies with other departments.

NYC-WTC_000165414 – NYC-WTC_000165418

Letter from consultant submitting design documents and specifications for the 107th Street project.