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Fire Sprinkler Systems
Plan Requirements
Plans shall include, but not be limited to, all of the following:
- Minimum of 3 sets of paper plans. One will be kept at the office and the others will be stamped upon approval and returned to the contractor
- One set of manufacturers parts detail shall be provided with plans
- A copy of current state license issued by the Texas Department of Insurance
- All systems shall be installed in accordance with NFPA standards
- Project name
- Project address
- Contractor name, address, and license number
- Scale
- Date
- Legend
- Floor plans drawn to common scale
- Elevations, ceiling heights
- Storage configurations
- Water flow data
- Riser detail
- Remote locations
- Location of test/drain valves
- Location of FDC
- Location of PIV
- New/existing head locations
- Type and quantity of heads
- Hydraulic plate
- Plans shall be submitted for review and approval prior to system installation. @(Model.BulletStyle == CivicPlus.Entities.Modules.Layout.Enums.BulletStyle.Decimal ? "ol" : "ul")>
Fire Sprinkler Additions or Alterations
- When an alteration consists of 20 sprinklers or less and all floor areas were protected prior to the alteration, updated plans are not required.
- If alterations consists of more than 20 sprinkler heads, plans must be submitted to our office for review and approval prior to installation. @(Model.BulletStyle == CivicPlus.Entities.Modules.Layout.Enums.BulletStyle.Decimal ? "ol" : "ul")>
Acceptance Test
For new systems, Underground Fire Line acceptance test and flush must be completed and pass inspection prior to conducting the Overhead Hydrostatic Test. No exceptions.
Underground Fire Line
- Acceptance tests are to be scheduled and paid for no sooner than 24 hrs in advance.
- Tests to be done during inspection hours. Monday-Friday 9 a.m.-11 a.m. or 2 p.m.-4 p.m.
- Company vehicle(s) must be onsite and clearly labeled.
- Person conducting test must be licensed.
- Set of approved plans must be on site.
- "As Built" plans must be provided to the inspector for any deviations from the initial approved plans.
- Thrust blocks in place at any change in direction.
- Thrust blocks must be pre-formed, no pour in allowed.
- Thrust blocks must not encase the piping.
- Piping must be the correct type and size.
- Pipe identification numbers must be visible during inspection
- Joints must be uncovered and visible.
- Piping must be laid on a bed of sand (minimum of 6 inches deep)
- Magnetic tape must be placed correctly.
- 200+ PSI must be held for a minimum of 2 hours prior to scheduled inspection. Failure to do so will be an automatic failure.
- Pressure release must be visible on pressure gauge.
- System must be flushed for at least 10 minutes.
Overhead Hydrostatic Test
- Acceptance tests are to be scheduled and paid for no sooner than 24 hrs in advance.
- Tests to be done during inspection hours. Monday-Friday 9 a.m.-11 a.m. or 2 p.m.-4 p.m.
- Company vehicle(s) must be onsite and clearly labeled.
- Person conducting test must be licensed.
- Set of approved plans must be onsite.
- "As Builts" must be provided to the inspector for any deviations from the approved plans.
- Piping must be of correct type and size.
- Piping and joints must be uncovered and visible.
- Sprinkler heads must be free from obstructions and damage.
- 200+ PSI must be held for a minimum of 2 hours prior to scheduled inspection. Failure to do so will be an automatic failure.
- Pressure release must be visible on pressure gauge.
These may not apply to all sprinkler systems. For specific questions about design, planning or installation, contact our office for more information.