Title
HDR Engineering, Inc.
Description
For $671,421.00 in additional payment authority for Change Order 2, Contract 142744 (Project WS85500379-1) with HDR Engineering, Inc., for the inspection and assessment of approximately three miles of Pre-Stressed Concrete Cylinder Pipe (PCCP) water transmission mains prior to commencement of nearby rock blasting, removal, and construction activities, which began in August 2017, for the on-going Arizona Department of Transportation (ADOT) Loop 202 Freeway extension project. This proactive inspection and assessment will provide important baseline condition information prior to commencement of ADOT activities. The existing baseline condition information provides reference in the event this PCCP main is damaged by adjacent ADOT rock blasting and construction activities associated with the Loop 202 Freeway work in the Pecos Road alignment.