City of Bellingham Crushed toilets are added to concrete mix in Bellingham, Wash. Contractors bidding on projects for the City of Bellingham, Wash., have the option of adding a new element to concrete mixes—toilets.The city wants recycled aggregate in concrete flatwork projects to catch on, so much so that engineers have experimented with using crushed toilets in a new “poticrete” mix. They unveiled the first stretch of sidewalk sporting poticrete in late September.Freeman Anthony, Bellingham city engineer, says he was working on upping recycled products in city concrete specs when a local nonprofit that does green building called and asked
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.