Section 510-RICR-00-00-4.9 - Chapter 12Table 1202.4 Delete without substitution:
Lead Pipe FS WW-P-325B
Delete IMC section 1208.1.1 and substitute the following:
1208.1.1 Ground source heat pump loop systems. Before connection (header) trenches are backfilled, the assembled loop system shall be pressure tested with water at one hundred (100) psi (689 kPa) for thirty (30) minutes with no observed leaks. Flow pressure loss testing shall be performed, and the actual flow rates and pressure drops shall be compared to the calculated design values. If actual flow rate or pressure differs from calculated design values, the designer of record shall identify the problem and order corrections as required.510 R.I. Code R. 510-RICR-00-00-4.9
Amended effective8/1/2019
Amended effective 2/1/2022