Bergen municipality, c/o the Water and Sewage Department, intends to enter into a parallel framework agreement with minimum three service providers who shall provide an independent and concrete condition evaluation of municipal cast iron/ductile water mains with diameters between 300 and 600 mm. C.f. the Public Procurement Regulations § 15-3 (1).
The objective of the condition evaluation is to obtain the best possible basis for evaluating necessary measures on critical water mains, and by this increase the security of water supply.
The condition evaluation provided by the service provider shall as a minimum contain the following information:
— Internal corrosion, extent and depth.
— External corrosion, extent and depth.
— Solid remaining thickness of the pipe.
— Location of previous repairs.
— Detected leakages, drillings, etc.
— Condition conclusion and further recommendations.
— Video recordings shall be a part of the report.