Attachment 4 DRAFT TE-2 Roof Preventive Maintenance Requirements 20240814.pdf

PWS TE-2 FY25 B1 Fort Cavazos Roofing Services

Technical Exhibit 2 (TE-2) Roof Preventive Maintenance Requirements

1.0 General Requirements:

1. Review each roof’s manufacturer's or installer's instructions.

2. Perform preventive maintenance (PM) for roofs to include overhang covers and associated components (gutters, downspouts, drainages systems, railings, etc.)

a. PM should be performed when roof is driest and most accessible.

3. Additional inspections should be performed after any sever winds or storms via a Service Order.

4. A maintenance check list and copy of the roof plan shall be used at time of inspection.

a. The contractor shall develop maintenance and inspection checklists in accordance with the roof manufacturer’s maintenance requirements. The contractor checklists shall incorporate the sample checklists provided by the government in TE-6 as minimum requirements and shall also include any specific manufacturer’s requirements.

5. Areas of concern shall be clearly marked so they can be easily located by repair crews.

2.0 Specific Tasks:

The contractor shall perform the following tasks at each annual maintenance event in addition to the manufacturer’s requirements and government provided sample checklists. Any abnormal conditions found as a result of the below shall be noted on the PM report.

1. Check ceilings and the underside of the deck for signs of water entry such as stained ceiling tiles, dry rot in a wooden deck, or rust in a steel deck. Note all deteriorated areas on the roof plan.

2. Walk around the perimeter of the building. Check for cracks and signs of water entry into the walls, examine exterior drainage accessories such as downspout, scupper heads and gutters for signs of leakage. Mark the deficiencies on the roof plan.

3. Check for ponding and plant growth (roof should drain within 48 hours of a rain fall.) Any accumulation of water (ponding) should be noted on the roof plan. Pay particular attention to areas near building air intakes.

4. Check for physical damage such as punctures, note location of patches, repairs and accumulation of debris especially near drains.

5. Check for wrinkles, buckles, bubbles, and sponginess. Note exposure of bituminous coating due to loose or missing gravel.

6. Check general appearance, remove all trash, debris, or unsecured material from roof and dispose of properly.

7. Check for exposed nails that may have worked loose from seams, shingles, and flashing.

8. The Contractor shall carry a small supply of caulking to replace minor missing/damaged caulking as the Contractor encounters it during maintenance/inspection.

9. Check shingles for cracking, loss of coating, brittleness, and curling.

10. On wood shingles check for cracks, looseness, and rotting.

11. Check flashing for wind damage, lose seams, damaged caulking, curling, and exposed edges.

12. Check gutters, drains, and downspout that they are properly connected, sealed, and free of debris, check if screens are installed and properly secured.

PWS TE-2 FY25 B1 Fort Cavazos Roofing Services

13. Check all flashing for wind damage caulking and curling, and exposed edges. Check flashing fasteners for looseness and deterioration. Check any fibrous material that might be asbestos for deterioration. Report information on any asbestos material to the asbestos program.

14. Check the condition of any joints, roof to wall joint in particular. Check the termination of roofing expansion joints at parapet walls. Be sure that water drains off the top of the coping and that it is well attached.

15. Check coping for deterioration, especially rusting, punctures and open seams in metal coping, and spalling or cracking in masonry coping.

16. Check whether walkways are in logical locations and in good condition with no blistering below them.

17. Check that any installed equipment such as antennas, HVAC equipment and flagpoles are properly installed according to building codes, including necessary I-beam supports for heavy A/C equipment, and are flashed and secured to the building.

18. Refill pitch pockets.

19. Check ballast (rock) for even spread; remove any with very sharp edges.

20. Remove all trash, debris or unsecured material from roof and dispose of properly.