Attachment 2 Scope of Work Revision 1.pdf

SCOPE OF WORK (REVISION 1)

Project: Remove and Replace Existing Roof Location:

USDA ARS Edward T. Schafer Agricultural Research Center, Building 1 1616 Albrecht Boulevard North Fargo, ND 58102

GENERAL INFORMATION

1.0 SCOPE OF WORK: Remove the existing roof system down to deck covering an area of approximately 2,500 square feet. Replace with 1/8” tapered ISO System with a minimum of 1” ISO Base and EPDM ballasted system.

2.0 Background: Existing Roof has multiple major leaking issues and needs replacement.

CONTRACTOR REQUIREMENTS

3.0 Technical Requirements/Tasks:

A. Remove existing roof system down to the deck.

B. Furnish and install 1/8” tapered ISO System with a minimum of 1” ISO Base.

C. Install Firestone 60 mil EPDM ballasted system (or equal) in accordance with manufacturer’s recommendations reusing existing rock. Install flashings at all penetrations and roof edge details. See attachment 1 for photographs of all penetrations.

D. Install new EPDM walk pads to match existing.

E. Work around existing roof mounted equipment.

F. Fabricate and install 24 gauge prefinished galvanized cant edge with cover plates (second ledge metal piece to remain).

G. Fabricate and install 22 gauge galvanized keeper as required for cant edge.

H. Fabricate and install new 24 gauge prefinished galvanized scuppers or material required to meet the warranty listed below. Downspouts will remain.

I. Prefinished metal to be 24 gauge steel and color to be chosen from manufacturer’s standard color chart.

J. Disconnect and reconnect electrical and gas lines as required.

K. Replace the bottom metal ledge.

L. Provide a safety plan addressing the safety methods used while on the roof of the building. Plan must be submitted and approved by the COR and/or CO prior to construction.

M. Furnish a 20 Year warranty from Roofing Manufacturer on labor and materials.

N. Provide a 2 year Contractor’s warranty on installation.

4.0 Government Furnished: Photographs of existing conditions can be found in attachment 1.

5.0 Deliverables / Schedule:

Item No.

Deliverable

Objective

Due

1 Replace roof membrane on 2,500 square feet of building 1.

Provide Weather Protection for Building Contents

60 days

6.0 Travel: A site visit will be scheduled. It is highly encouraged to walk on the roof and investigate the existing conditions. No compensation will be provided for conditions that would be visible during an on-site visit for persons experienced performing this type of work.

7.0 Contractor’s Key Personnel:

A. On site Superintendent’s name. Superintendent to be competent person with OSHA 30 Certification.

B. Operator’s certification or license on equipment that operates over buildings or personnel.

8.0 Security Requirements: All personnel shall have a U.S. photo ID, such as U.S.

Driver’s License, or U.S. passport.

9.0 Data Rights: Not Applicable.

10.0 Section 508 – Electronic and Information Technology Standards: Electronic

As-Built Drawings and submittals are to be in Adobe file format.

Attachment: Attachment 1 Rooftop existing conditions.pdf