Are hangers straight and plumb?
Are hangers installed to manufacturer's guidelines?
Are hanger and supports proper spaced and independently supported?
Are hanger damaged or been removed by other trades?
Are hangers installed to NFPA 13 standards?
Are hangers of the CORPS listed approved material
Is proper schedule of pipe being used? (2-1/2" and larger diameter pipe Schedule 10 and 2" and smaller diameter pipe Schedule 40)
Is pipe free of physical damage?
Is pipe and fittings installed free of foreign debris or corrosion?
Are joints and fittings properly installed
Verify that indicating valve is working and in the correct position for system condition?
All floor control valves are installed properly
All valves and devices are accessible
Drain line installed
Are all outlet capped and plugged at the end of shift?
No piping, wiring or duct is touching sprinkler pipe
No more than 4 threads visible on threaded joints?
All bolts shall extend no less than three full threads
Are all bolts torqued to manufacturer's guidelines?
Has all pipe been pressure/water tested?
All material installed meet CORPS approval?
Are the proper temperature rating sprinkler heads installed?
Are brackets attached to ceiling grid as per manufacturer's guidelines
Are sprinkler head guards installed properly
Are sprinkler heads obstructed?
Are sprinkler heads free of paint, corrosion, or other non-approved contaminants?
Are sprinkler head located at least 1 foot away from diffuser?
All material installed meets CORPS approval ?
Are hangers within 12" of the end of the line
No sprinkler heads are further than 7'-6" or closer than 6" from walls
Sprinkler heads are installed under ductwork 4'-0" or greater
Mechanical rooms with ceilings lower than 8' above FF have sprinkler heads with guards?
Do sprinkler spacing exceed 130 sq. ft. in ordinary hazard areas.
Do all low points in sprinkler system exceeding 5 gallons must have a drain?
Is bedding at the proper depth and material?
Are all bolts torqued to manufacturer's specification?
Are all rods and bolts are tar coated?
Is tracker wire installed
Is marking tape 1' foot above pipe?
Is underground installed as per drawings
All installed materials meet USACE approved submittals
Work area is clean and free debris (cut off rods, plastic plugs and caps)
Is fire stopping installed at all wall and/or floor pentrations
Is sprinkler system(s) installed as per drawings?