Page 458 - Trenchless Technology Piping Installation and Inspection
P. 458

408     App endix  C


                          Description
           PSR            Point source repair (same as localized repair)
           PTMT           Pilot tube microtunneling
           PVC            Poly-vinyl-chloride
           PVC-M          Modified poly-vinyl-chloride
           PVC-O          Molecularly oriented poly-vinyl-chloride
           PVC-U          Unplasticized poly-vinyl-chloride
           PVDF           Poly-vinylidene chloride
           PVDM           Polyvinylidene difluoride membranes
           QA/QC          Quality assurance/quality control
           RCCP           Reinforced concrete cylinder pipe
           RCP            Reinforced concrete pipe
           RCP            Rapid crack propagation
           ROW            Right-of-way
           RQD            Rock quality designation
           SBR            Styrene-butadiene rubber
           SCS            Stress corrosion cracking
           SDR            Standard dimension ratio
           SH             Shotcrete
           SIPP           Spray-in-place pipe
           SL             Sliplining
           SMR            Sewer manhole renewal
           SMYS           Specified minimum yield stress
           SP             Steel pipe
           SPT            Standard penetration test
           SR             Spot repair (same as localized repair)
           SR             Steel ribs
           SUE            Subsurface utility engineering
           SWP            Spiral wound pipe
           TBM            Tunnel boring machine
           TCM            Trenchless construction methods
           TCP            Traffic control plan
           TEB            Three-edge-bearing load
           ThP            Thermoformed pipe
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