STATEMENT OF WORK - PAD Roof Repairs - Revised 06152026 - Rev 1.docx

STATEMENT OF WORK

PROJECT TITLE: PALO ALTO MEDICAL CENTER ROOF REPAIRS

PROJECT NUMBER: NRM 640-26-114

Palo Alto, CA 94304

PROJECT TYPE: Roof Repairs To Correct Existing Deficiencies. Various Buildings.

1. PROJECT DESCRIPTION AND SCHEDULE

A. PROJECT DESCRIPTION: Provide construction services for the completion of roof repairs on eight buildings, as identified below, located at the Veterans Affairs Palo Alto Health Care System, Palo Alto Campus. Provide construction services, as required, to correct deficiencies identified on buildings with active roof leaks.

B. PROJECT CONSTRUCTION SCHEDULE: Construction services for Project shall be completed within 180 calendar days from the Notice To Proceed (NTP).

C. PROJECT OBJECTIVE: Provide a weather tight building envelope. Repair roof damage caused by water infiltration.

D. SCOPE OF WORK: The Construction Contractor shall provide construction services as outlined in the Statement of Work and associated Contract Documents.

2. GENERAL REQUIREMENTS:

A. HOURS OF WORK: Work is to be performed in buildings providing patient services and are operated by the Veterans Affairs Palo Alto Health Care System (VAPAHCS). Work associated with this contract shall be performed with the minimum impact on facility operations and patient care. Proposed hours of work for construction related activities associated with this statement of work shall be Monday through Friday 8:00 AM to 4:30 PM, with a half-hour meal period. In the event that a specific need is identified for work to occur after hours or on weekends, proposed hours of work shall be submitted to the VA for review and approval prior to the commencement of work during proposed revised schedule.

B. REPAIRS: All work shall result in a complete and usable system.

C. SAFETY REQUIREMENTS: Contractor shall comply with “Safety Requirements” Specifications, as attached to this document.

D. QUALITY CONTROL: Contractor shall comply with “Quality Control” Specifications, as attached to this document.

E. SITE PREPARATION: Site preparation – Includes implementing proper measures such as protective runners, pads, etc. to protect the site and building (elevators, walls, stairs, floors, etc.). The contractor agrees to protect all Government Furnished Property (GFP) and building premises from damage and agrees to take necessary protective precautions and agrees to be held financially responsible for all damages transpired by the contractor (accidentally, or on purpose). Contractor shall verify all requirements with a walkthrough before proceeding with the work.

3. STATEMENT OF BID ITEMS:

A. REQUIREMENTS:

i. Bids shall be submitted in a format sufficient for VA staff to review costs as fair and reasonable. At a minimum, fee proposal shall list each task identified on the Scope of Work Task List (contained herein) as an individual line item, with each line item further broken down as material & labor, by trade and/or category of work to be performed.

ii. Contractor shall provide all required labor, material, plans, engineering, and all required inspections to provide a 100% completed project.

iii. Contractor shall review all reference documents provided by the VA and immediately report any potential discrepancies that may impact the proposed scope of work for the COR/Government to review prior to installation.

iv. Contractor shall submit work plans and coordinate installation schedule with the COR/Government. Contractor shall provide an updated schedule weekly, including a three-week look ahead.

v. Contractor shall perform all work in accordance with all applicable codes, local ordinances, and requirements of NFPA and OSHA.

vi. Adhere to the VA facilities Management Technical Information Library at web site/page: http://www.cfm.va.gov/TIL/.

SCOPE OF WORK TASK LIST:

A. General Requirements:

1. The following requirements shall apply to all areas of work included herein. Additional requirements are included below as they relate to specific work areas. Work shall be limited to areas identified in the attached Exhibits.

2. Contractor shall provide project management for duration of project.

3. Contractor shall remove all demolition debris from the premises and dispose of in compliance with all applicable laws and regulations.

4. Contractor shall implement fall protection protocols as required to complete the work in accordance with OSHA regulations.

5. Contractor shall perform a site survey of all areas identified for proposed roof repairs. Survey shall include the building roof area identified as having potential breaches of the roofing system. Document existing conditions and submit a survey report to the VA for review and approval prior to the commencement of work.

6. Contractor shall clear all debris in area of work.

7. Contractor shall power wash the existing roof membrane in the area of work to remove all dirt and dust. Contractor may connect to readily available water sources as made available by the VA Medical Center. Water will be allowed to drain through the existing roof drain system. There shall be no requirement to recapture or recirculate the water. Contractor shall take precautions to minimize water infiltration through existing roof deficiencies during the power wash efforts.

8. Upon completion of work, Contractor shall perform final water test to verify that corrective actions have resolved all issues and that installed system is completely water tight. Final acceptance of completed work shall be required by COR.

9. Any proposed utility shutdown defined as having a major impact on facility operations requires 30 days’ notice to the VA for review and approval prior to proposed shut down.

10. Any proposed utility shutdown defined as having a minor impact on facility operations requires 15 days’ notice to the VA for review and approval prior to proposed shut down.

11. Contractor shall assess existing roof top equipment and provide electrical safe-off as required to safely perform work in a specific area.

12. Contractor shall coordinate with COR / VA Medical Center representative to establish designated staging area locations adjacent to each individual area of work. Designated areas shall be used to load and unload materials, collect and remove construction debris, and provide access to roof. Temporary barriers shall be installed as required to protect public safety.

13. Contractor shall remove existing roofing as required to expose roof substrate in areas of work, conduct thorough inspection of the substrate and report findings to the VA. Repair or replace substrate as required.

14. Contractor shall repair and/or replace roof membrane as specified for each building listed below.

15. Contractor shall inspect interior areas of the building in proximity to the areas of roof repairs prior to commencement of water tests. Document existing conditions. Contractor shall take corrective action for any sources of water intrusion identified during post repair water test.

B. Building 4:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. Patch roof area of approximately 20’ x 20’.

i. Furnish and install Sikalastic RoofPro per manufacturer’s installation instructions.

ii. Primer: SIKALASTIC EP primer at 250 sf/gal.

iii. Base Layer: Sikalastic 641 Lo-VOC at 50 mil wet (32 sf/gal).

iv. Reinforcement: Sika Fleece 140.

v. Top Layer: Sikalastic 641 Lo-VOC at 30 mil wet (53 sf/gal).

4. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

C. Building 5:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. AREA 1: Main Roof Patch

i. Patch one (1) area of approximately 20’ x 20’.

ii. FIELD APPLICATION: Furnish and install one (1) ply of JMC PermaPly 28 base membrane and one (1) ply of JMC Glaskap Capsheet, both installed in cold applied adhesive.

iii. Cover cap sheet with approximately one (1) in of gravel adhered with cold applied adhesive.

iv. WALL APPLICATION: Furnish and install one (1) ply of JMC PermaPly 28 Base Membrane and one (1) ply of JMC DynaFlex cap sheet, both installed in cold applied flashing cement.

v. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

4. AREA 2: Canopy TPO Roof Membrane

i. Prepare existing concrete deck removing existing coating for new TPO installation.

ii. FIELD APPLICATION: Furnish and install a Carlisle’s Sure-Weld 115-mil TPO FleeceBack White roof system Adhered CavGrip III adhesive.

iii. Membrane shall be installed in accordance with the manufacturer’s instructions meeting 20-year Total System Warranty requirements.

iv. White membrane meets Title 24 reflective requirements.

v. BASE FLASHING APPLICATION: Furnish and install Carlisle’s 60 mil TPO Bareback membrane adhered with CavGrip III adhesive.

vi. Aluminum termination bar at wall transitions.

vii. Furnish and install new TPO drop outlets drains (core all drains locations).

viii. Furnish and install new TPO edge metal at perimeter of roof. Edge flashing shall be fabricated with TPO clad metal, mechanically attached.

ix. Wall membrane shall be heat welded directly to the edge metal flashing in accordance with manufacturer's recommendations.

x. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

xi. Provide 20 Year NLD total system Manufacturer’s warranty.

5. AREA 2: Drain pipes

i. Core drill thru canopy three (3) holes for TPO drop outlets.

ii. Fabricate and install three (3) 16 ga. Galvanized Leader heads to drain into 3ӯ drain pipe.

iii. Furnish and install three (3) 3”Ø Galvanized Schedule 40 drain pipes with 90° elbows at the bottom. Includes six (6) wall brackets.

6. AREA 2: Electrical Assistance

i. Core drill two (2) holes to assist with the relocation of (1) electrical line.

ii. Relocate electrical service, as required.

D. Building 6:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. At the SBS roof perform roof repair as described below:

i. Demo existing cricket and drains areas.

ii. Install a new cricket to divert the water to drains fabricated with ½” tapered ISO insulation and 1/4” Densdeck prime cover board mechanically attached to the roof deck.

iii. FIELD APPLICATION: Furnish and install one (1) Ply of JMC DynaBase base sheet and one (1) ply of GlasKap Capsheet, both installed in cold applied adhesive.

iv. WALL APPLICATION: Furnish and install one (1) ply of JMC DynaBase base sheet and one (1) ply of JMC Dynalastic 180 cap sheet, both installed in cold applied flashing cement.

4. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

5. Replace vertical expansion joint.

E. Building 7:

1. Deleted from project scope.

F. Building 100:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. Remove existing single ply roof membrane on pipe penetrations

4. Furnish and install new sheet metal pipe flashing.

5. Roof in new sheet metal pipe flashings:

i. BASE FLASHING APPLICATION: Furnish and install Carlisle’s 60 mil TPO Bareback membrane adhered with CavGrip III adhesive.

6. Perform water test to the repair area.

7. Re-install the pavers and gravel removed to facilitate repairs.

8. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

G. Walkway Between Building 100 & Building 101:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. Remove existing roofing for entire area of this roof (approximately 500 SF).

4. Install new roofing for entire area of this roof (approximately 500 SF).

5. Re-install the pavers and gravel removed to facilitate repairs.

6. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

H. Building 101:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. AREA 1:

i. Clear all debris in area of work.

ii. Remove the pavers and gravel around electrical box.

iii. Power wash area of work to remove all dirt and dust.

iv. Furnish and install new Single ply base flashing on one (1) mechanical curb:

v. FIELD APPLICATION: Furnish and install Carlisle’s 60 mil TPO Bareback membrane adhered with CavGrip III adhesive.

vi. Perform water test to the repair area.

vii. Re-install the pavers and gravel removed to facilitate repairs.

viii. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

4. AREA 2:

i. Remove the pavers and gravel on a 15’ x 15’ area.

ii. Clean all debris and then power wash the existing roof membrane to remove all dirt and dust.

iii. Patch existing mechanical curbs with new single ply membrane:

iv. FIELD APPLICATION: Furnish and install Carlisle’s 60 mil TPO Bareback membrane adhered with CavGrip III adhesive.

v. Perform water test to the repair area.

vi. Re-install the pavers and gravel on a 15’ x 15’ area.

vii. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

5. AREA 3:

i. Remove the pavers and gravel as required to facilitate work.

ii. Clean all debris and then power wash the existing roof membrane to remove all dirt and dust.

iii. Perform repairs to the single ply membrane only:

iv. FIELD APPLICATION: Furnish and install Carlisle’s 60 mil TPO Bareback membrane adhered with CavGrip III adhesive.

v. Perform water test to the repair area.

vi. Re-install the pavers and gravel removed to facilitate repairs.

vii. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

REQUIREMENTS & RESTRICTIONS

ROOF ACCESS AT BUILDING 100, BUILDING 101

AND WALKWAY BETWEEN BUILDING 100 - 101

GENERAL ROOF ACCESS REQUIREMENTS:

Areas of work for Building 100, Building 101, and the Walkway between Building 100 and Building 101 shall have delivery and removal of material, equipment, and debris via exterior methods, to the extent possible and within the guidelines included below. Transportation of debris shall not be allowed through the interior of the building. Transportation of new material and small equipment shall be allowed through the interior of the building, as required to perform daily tasks and as follows:

· Material shall be new and contained in unopened packaging.

· Equipment shall be small enough to fit in elevators along the path of travel and shall be placed on carts for transportation.

· Material and equipment shall be off-loaded at the Basement level loading dock of Building 100.

· Material and equipment shall be transported vertically via elevator designated by COR from the Basement to the top floor of Building 100.

· Material and equipment shall be transported through the Hallways on the top floor following a path of travel designated by COR to the service elevator providing access to the roof.

All debris shall be stockpiled in a location on the roof designated by COR and removed at the completion of work. Due to logistical limitations, crane lifts shall be limited to one lift at the commencement of work in these areas, and one lift at the completion of work in these areas. Contractor shall submit a lift plan for review and approval by the Government. Crane lifts shall be coordinated with COR.

ADDITIONAL REQUIREMENTS:

· Transport material and equipment through interior spaces in a manner that does not create dust.

· Any materials and equipment being brought into the facility must be free of contaminants and loose material.

· Provide active means to control airborne dust from dispersing into occupied areas (e.g., Mobile Dust Containment Cart or other approved dust containment system or process).

· Ensure worker clothing is clean and free of visible dust before leaving the work area and entering interior spaces.

· Contain all trash and debris in the work area. Remove all trash and debris via approved exterior methods (e.g. trash shoots, crane lift, etc.).

· Any equipment, tools, or materials removed from the work area must be in sealed containers and/or cleaned of dust and debris prior to removal from the area and transported through interior spaces.

· Install a sticky (dust collection) mat at entrance of contained work area (roof). Sticky mats must be changed routinely and when visibly soiled.

· Ensure availability of equipment for cleaning hands prior to entering interior spaces.

· Workers must wear shoe covers or have a method to clean shoes prior to entering interior spaces from work area (roof).

I. Building 102:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. BUR Leak Investigation and Patch:

i. Clear all debris in area of work.

ii. Power wash area of work to remove all dirt and dust.

iii. Patch one (1) area:

iv. FIELD APPLICATION: Furnish and install one (1) Ply of JMC PermaPly 28 base membrane and one (1) ply of JMC Glaskap Capsheet, both installed in cold applied adhesive.

v. Perform water test to the repair area.

vi. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

4. Silicone Base Flashing Membrane

i. Clean all debris and then power wash the existing roof membrane to remove all dirt and dust.

ii. At all base flashing of mechanical curbs and parapet wall:

iii. FIELD APPLICATION: Furnish and install coating system.

iv. Furnish and install one (1) coat of Henry PG 294 primer.

v. Furnish and install a base layer of Henry Pro-Grade 988 Silicon coating 10-15 mill thick with a reinforcing fabric.

vi. Apply a final topcoat over the fabric to fully cover and seal it.

vii. Seal all pipe penetrations with Henry Pro-Grade 923 silicone sealant.

viii. Perform water test to the repair areas.

ix. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

J. Building MB3:

1. See attached Exhibit at the end of this document, including aerial photograph of roof with notes identifying areas of proposed roof repairs.

2. Perform all work identified in “General Requirements” above.

3. On 375’ lineal feet of wall:

4. Demo existing roof membrane and dispose from site.

5. WALLS APPLICATION: Furnish and install one (1) ply of JMC PermaPly 28 Base Membrane or similar and one (1) ply of JMC DynaFlex cap sheet, both installed in cold applied flashing cement.

6. Patch two drains with SBS cold-applied roof system.

7. Seal all pipe penetrations with Henry Pro-Grade 923 silicone sealant.

8. Perform water test to the repair areas.

9. Provide a two (2) years Contractor Warranty. In addition to the standard warranty of construction under RFO clause 52.246-21 Warranty of Construction, an additional one-year warranty is required for the repairs.

4. SITE CONDITIONS, CODE COMPLIANCE:

A. Codes and Design Standards: Contractor shall bring to the attention of VA any code requirements that may be in question during the construction of the project. The intent is to ensure that the Project meets all current IBC, NFPA, local, federal, and VA codes, standards, regulations, and ADA requirements. These may include, but are not limited to, architectural, structural, mechanical, electrical, fire, and life safety codes. The AE and VA are required to follow the most stringent and current rules, codes, standards, and regulations; therefore, the A/E shall also review all such applicable codes, industry design guides, standards, regulations and policies.

B. As Built Documents submission: Contractor shall maintain current as built documents on site throughout the construction period and turn over to the COR at completion of construction.

VA TEAM:

A. Contractor will work with the following VA personnel managing this Project:

i. Contracting Officer (CO): The CO shall be responsible for the contractual administration of this Project. All transactions of a legal nature, including contractual agreements, amendments, change orders, etc. shall be approved and processed through the CO.

ii. Contracting Officer’s Representative (COR): The COR shall be responsible for project contract management on behalf of the VA.

iii. VA Technical Representative For Oversight: The VA shall provide a responsible party who will manage this Project on a day-to-day basis to ensure that the Project requirements are met through construction according to this Scope of Work and the final construction documents. The primary Technical Point of Contact (POC) for this project is to be determined, Healthcare Engineer / Project Manager, Facilities Management Service (FMS) (650) xxx.xxxx, x.x@va.gov.

iv.

5. Abbreviations and Acronyms:

** End of Statement of Work **