Houston Ship Channel – House Tract Placement Area Improvement Inactive Notice ID:W912HY26X1AW0 See attachment. Department/Ind.Agency Subtier Office DEPT OF DEFENSE DEPT OF THE ARMY US ARMY ENGINEER DISTRICT GALVESTON NAICS 237990 - Other Heavy and Civil Engineering Construction PSC MAINTENANCE OF DREDGING FACILITIES Data sourced from SAM.gov. View Official Posting »