Repair/Replace the Backflow Preventers in Eleven (11) Buildings HomeRepair/Replace the Backflow Preventers in Eleven (11) Buildings

Repair/Replace the Backflow Preventers in Eleven (11) Buildings

Federal Construction Group, Inc. will provide all personnel, equipment, tools, materials, technical supervision and other items and services necessary to perform: inspection, abatement, installation and repair to all items within this SOW.

Scope of Work:

1. Contractor shall repair or replace 16 fire suppression backflow double-check preventers at different locations abroad MCAS Yuma.

2. Contractor shall verify sizes for all parts of repairs and replacement on all backflow preventers.

3. Contractor shall notify fire department and building personnel before start of work.

4. Contractor shall make all electrical and mechanical connection for this project.

5. Contractor shall follow all manufacturer recommendations and requirements.

6. Contractor shall ensure the equipment is in manufacturer recommended operation before acceptance.

7. Contractor shall perform an annual test on all repaired/replaced backflow preventers.

8. Contractor shall notify fire department and building personnel upon completion of work.

REPLACE

Bldg. #1175 Two 4in FEBCO Model 860 Backflows

a) Contractor shall remove two 4in FEBCO, Model 860 Type RP backflow doublecheck preventers at Bldg. #1175 and dispose backflows of off-site.

b) Contractor shall remove two 4in ninety-degree elbows from the system side of each backflow and dispose of off-site.

c) Contractor shall install two new 4in FEBCO, Model 860 Type RP backflow double-check preventers at Bldg. #1175.

d) Contractor shall install two 4in tee connection with forward flushing devices on the system side of the backflows.

Bldg. #661 One 6in WATTS Model 909 Backflow

a) Contractor shall remove one 6in WATTS, Model 909 Type RP backflow doublecheck preventer Ser#262007.

b) Contractor shall install new 6in WATTS, Model 909 Type RP backflow doublecheck preventer.

Bldg. #720 One 3/4in WILKINS Model 950XL Backflow

a) Contractor shall remove 3/4in WILKINS, Model 950XL Ser#3267550, located on 6in Backflow.

b) Contractor shall install new 3/4in WILKINS, Model 950XL on 6in Backflow

REPAIR

Bldg. #95 Two 10in AMES Backflows Model 2000SS

a) Contractor shall remove Shutoff Valve #1 (10in OS&Y valve) on Backflow Ser#142112.

b) Contractor shall install new Shutoff Valve #1 (10in OS&Y valve) on Backflow Ser#142112.

c) Contractor shall remove Check Valve #1 & #2 on Backflow Ser#142112.

d) Contractor shall install new Check Valve #1 & #2 on Backflow Ser#142112

e) Contractor shall remove Shutoff Valve #1(10in OS&Y valve) on Backflow Ser#142616.

f) Contractor shall install new Shutoff Valve #1(10in OS&Y valve) on Backflow Ser#142616.

g) Contractor shall remove Check Valve #1 & #2 on Backflow Ser#142616.

h) Contractor shall install new Check Valve #1 & #2 on Backflow Ser#142616.

i) Contractor shall remove Testcock Valve #3 (3/4in) on Backflow Ser#142616.

j) Contractor shall install new Testcock Valve #3 (3/4in) on Backflow Ser#142616.

Bldg. #101 One 10in AMES Backflow Model 4000

a) Contractor shall remove Shutoff Valve #1 & #2 (10in OS&Y valve) on Backflow Ser#DFK1778.

b) Contractor shall install two new Shutoff Valve #1 & #2 (10in OS&Y valve) on Backflow Ser#DFK1778.

c) Contractor shall remove Check Valve #1 & #2 on Backflow Ser#DFK1778.

d) Contractor shall install new Check Valve #1 & #2 on Backflow Ser#DFK1778.

e) Contractor shall remove Testcock Valve #2 on Backflow Ser#DFK1178.

f) Contractor shall install new Testcock Valve #2 on Backflow Ser#DFK1178.

Bldg. #220 One 10in WATTS Backflow Model 909M1

a) Contractor shall remove Check Valve #1&2, and Pressure Relief Valve on Backflow Ser#401640.

b) Contractor shall install two new Check Valves and Pressure Relief Valve on Backflow Ser#401640.

Bldg. #240 One 10in WATTS Backflow Model 709

a) Contractor shall remove Check Valve #2 on Backflow Ser#140951.

b) Contractor shall install new Check Valve #2 on Backflow Ser#140951.

Bldg. #241 Two 10in WATTS Backflow Model 909M1

a) Contractor shall remove Check Valve #2 and Pressure Relief Valve on Backflow Ser#403111.

b) Contractor shall install new Check Valve #2 and Pressure Relief Valve on Backflow Ser#403111.

c) Contractor shall remove Pressure Relief Valve on Backflow Ser#403110.

d) Contractor shall install new Pressure Relief Valve on Backflow Ser#403110.

e) Contractor shall remove Shutoff Valve #1 (10in OS&Y valve) on Backflow Ser#403110.

f) Contractor shall install new Shutoff Valve #1 (10 OS&Y valve) on Backflow Ser#403110.

Bldg. #311 One 4in AMES Backflow Model 1000

a) Contractor shall remove Shutoff Valve #1 (4in OS&Y valve) from Backflow Ser#11294.

b) Contractor shall install new Shutoff Valve #1 (4in OS&Y valve) for Backflow Ser#11294.

c) Contractor shall remove Check Valve #1 & #2 from Backflow Ser#11294.

d) Contractor shall install new Check Valve #1 & #2 for Backflow Ser#11294.

Bldg. #859 One 6in WILKINS Model 350ADA

a) Contractor shall remove Shutoff Valve #1 (6in OS&Y) on Backflow Ser#22826.

b) Contractor shall install new Shutoff Valve #1 (6in OS&Y) on Backflow Ser#22826

c) Contractor shall remove Check Valve #1 & #2 on Backflow Ser#22826

d) Contractor shall install Check Valve #1 & #2 on Backflow Ser#22826

e) Contractor shall remove Testcock Valve #2 (3/4in) on Backflow Ser#22826

f) Contractor shall install new Testcock Valve #2 (3/4in) on Backflow Ser#22826

Bldg. # 920 One 6in WILKINS Model 350ADA

a) Contractor shall remove Check Valve #2 on Backflow Ser#33783

b) Contractor shall install new Check Valve #2 on Backflow Ser#33783

c) Contractor shall remove Testcock Valve #2 & #4 (3/4in) on Backflow Ser#33783.

d) Contractor shall install new Testcock Valve #2 & #4 (3/4in) on Backflow Ser#33783

 

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