(February 27, 2018, 8:45 AM EST) -- KENNEWICK, Wash. — A homebuilder filed a lawsuit against a plumbing subcontractor in Washington state court Jan. 26, arguing that the subcontractor breached the terms of a master form trade agreement when improperly installing a sewage line that caused a backup of drainage water (StoneCrest Builders Inc v. David Patrick McMahon, et al., No. 18-2-00239, Wash. Super., Benton Co.)...