INTERRA Selected As Finalist To Receive The 2018 Illinois Sustainability Award
IRTBA Announces INTERRA President To Serve On Green Council Board Of Directors
INTERRA AWARDED IDOT PTB 187, ITEM 4 PROJECT
Chicago O’Hare Airport, Terminal 6 Project: “We would like to extend our appreciation to you and all of your employees who worked on the Terminal 6 Project. All work was performed professionally, accurately and thoroughly. Your commitment to quality and …
Provided Construction Quality Assurance (CQA) Services on the installation of approximately 2,000,000 sq. ft. of flexible membrane liner, gas vent layer, drainage layer for the final cap of Landfill 4 at K.I. Sawyer AFB. The cap construction was performed per Michigan Department of Environmental Quality (MDEQ) regulations. The work involved attending pre-construction meeting, inventory of FML and on-site borrow soil at the site, density testing for gas vent layer, observation and documentation of the placement of drainage layer, material delivery, unloading, on-site transport and storage. Also monitored and documented activities such as trial seaming, panel deployment, and joining and seaming, non-destructive and destructive seam testing and repair operations. Provided sampling for destructive seam testing and performed conformance sampling, measurement of installed quantities and visual inspection by walkover. Provided preparation of panel layout drawing, daily reports for Flexible Membrane Liner (FML) and the soils placed.