089495-27-A-0001 F07 SOW - Attachment 14.pdf

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USPS – P&DC Date: 10/01/2025 SUMMARY OF WORK Roof Replacement Denver, CO USPS Project No. K95856

SECTION 011000

SUMMARY OF WORK

PART 1 - GENERAL

1.1 SCOPE

A. The Contractor must provide all material, labor, tools, supplies, equipment, transportation, superintendence, temporary construction of every nature, and all other services and facilities necessary to complete the specified work, including all incidental work described in the contract documents. For purposes of this construction project, the terms “Offeror” and “Contractor” are interchangeable and refer to the party whose proposal is accepted by the Postal Service. It is the Owner’s sole responsibility to clarify design and construction responsibilities among the Owner’s designers, contractors and other agents.

B. The scope of work is listed within Article 1.2 of this Section.

C. All work shall be in accordance with applicable codes and local regulations that may apply. In case of conflict in or between the Contract Documents and a governing code or ordinance, the more stringent standard shall apply.

D. In case of conflict between the Project Manual and Project Drawings, the more stringent requirement shall apply.

1.2 SUMMARY OF ROOF REPLACEMENT WORK – ROOF AREAS A-W & Y

A. Provide a price for 470,000 square feet of temporary interior protection. Unit costs will be used to adjust the final amount. Refer to Section 015617.

B. Asbestos laboratory analysis report: Refer to Section 022623 for information relating to the location of ACM, if applicable, within project areas. If positive refer to Sections 013543 and 028233 for procedures and requirements related to the removal and disposal of non-friable asbestos related to this project.

C. Roof removal and substrate preparation: Remove existing roof system down to the structural deck, including roof membrane(s), and underlying insulation, underlayments, and additional roof membranes. Inspect the existing structural deck, and inform the Owner immediately of observed damage and or deterioration. Temporarily displace rooftop equipment as necessary to complete the specified work. Refer to Section 024100.

D. Provide an alternate price for complete refastening of existing structural decks; provide a unit price for areas of existing structural deck that require refastening. Note that refastening of perimeter wood blocking is required. Refer to Section 053123 for re-fastening requirements.

E. After roof removal and inspection of the existing structural deck and perimeter wood blocking, perform repairs to the structural deck, as determined necessary by the Owner. Refer to Section 053123. Replace damaged or deteriorated wood blocking, as determined necessary by the Owner. Refer to Section 061053.

F. Provide required wood blocking where indicated on the project drawings. Refer to Section 061053.

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USPS – P&DC Date: 10/01/2025 SUMMARY OF WORK Roof Replacement Denver, CO USPS Project No. K95856

G. Provide two layers of 2-1/2 inch polyisocyanurate insulation (5-inches total). If indicated on the project drawings, provide insulation saddles and crickets where shown. Refer to Section 072223 for additional insulation product and installation requirements.

H. Provide a 1/2-inch high density polyiso cover board over the underlying insulation. Refer to Section 072223 for additional product and installation requirements.

I. Provide a fully-adhered, nominal 90-mil EPDM roof system. After installation of specified insulation and cover board, install the EPDM roofing membrane in bonding adhesive. Provide EPDM and sheet metal flashings as specified. Provide an alternate price for a 20-Year, “Total System Warranty” for the roof system. Refer to Sections 075323 and 076205 for product and installation requirements.

J. Provide sealants at locations indicated on the project drawings. Refer to Section 079201.

K. Existing primary and overflow roof drains: Contractor shall remove and dispose of all clamping rings, bolts and strainers. Provide all new clamping rings, bolts and strainers. Refer to section 024100 for product requirements.

L. Existing skylights: Contractor to remove and dispose of all existing skylights & curbs. Provide all new skylights, cubs and safety cages. Refer to Section 086200 for product requirements.

M. Existing smoke hatches: Contractor to remove and dispose of all existing smoke hatches & curbs.

Provide new smoke hatches with fusible links &safety cages where indicated on the project drawings. Refer to Sections 086201 for product and installation requirements.

N. Perform specified lightning protection work. Refer to Section 264113 for product requirements and repair procedures.

PART 2 – PRODUCTS

NOT USED

PART 3 – EXECUTION

NOT USED

END OF SECTION

USPS Master Specifications, issued: 10/1/2017 Last revised: 12/13/2017