SOW_Replace_OR_Roof.docx

Statement of Work Replacement of OR Roof

Lawton Indian Hospital Lawton, Oklahoma

A. General

1. The intent and objective of this Statement of Work is to replace the TPO roof membrane, insulation and underlayment over the Operating Rooms and Penthouse of the Lawton Indian Hospital.

2. Contractor shall abide by all Safety and Infection Control Policies and Procedures of the Lawton Indian Hospital.

3. The Lawton Indian Hospital is a tobacco free campus. No smoking is permitted in the hospital campus grounds.

4. All contract vendor personnel are to sign in with the Security Officer prior to access of job site and notify Safety Officer/Facilities Maintenance at the beginning of each work day. At the end of each work day each vendor personnel are to sign out with the Security Officer/Facilities Maintenance.

5. Contractor is responsible for the use of appropriate PPE and other safety equipment that is required by OSHA or is requested by the Indian Health Service.

6. Refer to attached reference documentation for pictures of the roof.

B. Services to be Performed by the Contractor

1. Contractor to fully replace OR roof.

a. Roof Location

i. Roof is located above the Operating Rooms on the 2nd Level of the Lawton Indian Hospital.

ii. Area to be reroofed also in includes a small penthouse located in that area.

iii. Total roof area is approximately 30’ x 44’ in size or approximately 1,320 GSF.

b. Initial Measurements of Roof and Design

i. Contractor will measure roof and use those measurements to design the roof. The design must have a PE stamp.

1. Descriptions provided in the attachment on the existing roof are for informational purposes only. The contractor will be responsible for verifying all site conditions.

ii. Drawings for the installation of the system must be based upon measurements taken by the contractor.

1. Drawings must indicate appropriate levels of pitch and fall for OR roof.

2. Drawings must provide details for appropriate use of backer panel and insulation to ensure appropriate materials are used to get required level of fall.

3. Drawings must ensure that no ponding occurs

iii. All penetrations, penthouses, Air Handlers or other objects on the roof must be accounted for in the roof design drawing. All of those items must have details specified on how the roof will properly be built around those objects (e.g. architectural details for the flashing, boots, etc.).

iv. The penthouse roof must also be included on the design drawing with appropriate details.

c. Roof Requirements

i. Roof must be constructed from 80 mil fleece backed TPO.

ii. Roof substrate must be products approved by TPO membrane manufacturer.

iii. Roof membrane must be a fully adhered roofing system and not a mechanically attached system (insulation can be mechanically attached).

iv. Contractor must follow specifications for installing roofing products based on requirements from manufacturer.

v. Contractor must make adjustments to drain height located in central section of the Operating Room roof if necessary to ensure drainage.

vi. Walkways must be installed on the membrane to protect roof in vicinity of the Tisdale Air Handler and

vii. Roof of small penthouse must be properly pitched and drain into gutters that will allow water to shed into roof drain located on OR roof. Gutters must be commercial grade and not residential.

d. Installation/Demolition of Existing Roof

i. Work will be scheduled based around the needs of the Operating Room and will be coordinated with Facility Engineer.

ii. Contractor staff are required to follow OSHA regulations and use appropriate PPE/procedures.

iii. Contractor will access the site via ladders that connect to the 1st floor roof and the third floor roof. There is elevator access to the 3rd floor roof.

iv. Contractor will strip existing membrane and roofing materials to bare concrete. Contractor must perform reconditioning of concrete deck to meet requirements of TPO roofing system.

v. Contractor is responsible for disposing of debris in a roll off dumpster provided by the Lawton Indian Hospital.

vi. Contractor must utilize care to ensure that that supplies/debris are properly handled to avoid damaging the roofs of the 1st or 3rd floor. Contractor may need to put temporary covers over roofing areas that they walk on to prevent damaging them.

vii. Contractor will install new roofing system and follow requirements of the roof design and the roofing manufacturer.

viii. Upon completion of roof the roofing manufacturer must warranty the roof for a minimum of 25 years. Contractor must meet any requirements roofing manufacturer has to ensure warranty is granted for the roof installation.

e. Lightning Protection

i. The existing Lightning Protection must be reinstalled and meet requirements of NFPA 780.

ii. Lightning protection cabling must match existing cabling.

iii. Appropriate bimetallic connectors must be utilized at any junction of aluminum and copper parts.

iv. All installed components must be UL rated.

v. Installation of lightning protection must be approved by the roofing manufacturer and must not impact the warranty of the roof.

f. Other Deliverables

i. Complete set of drawings of roof, one hard copy, and one digital on a disk or USB device.

ii. Complete set of manuals/submittals for installed products and for conducting maintenance on the roof. One hard copy, one digital.

iii. Two hard copies of warranty and one digital.

C. Points of Contact:

Project Officer:

1515 Lawrie Tatum Road Lawton, Oklahoma 73507 Dominic.moreau@ihs.gov 580-354-5248