20200806 14425800 1.0 TRUE SHA OTHER STRUCTURES 2015 Related tables areEND_HEADWALL Table - Stores information pertaining to end or head structures, such as endwall, headwalls, end sections, and projection pipes.INLET Table - Stores information pertaining to all inlets and spring boxes.MANHOLE_CONN Table - Stores information pertaining to manholes and other connection features, such as pipe connections, pipe direction, ditch intersections, or junction boxes.PUMPSTN Table - Stores information pertaining to pump stations.SWMRISER Table - Stores information pertaining to stormwater management facility risers (i.e., box risers and CMP risers).WEIR Table - Stores information pertaining to weir structures, emergency spillways.STRUCTURE_ISSUES Table - Stores structure issues and maintenance items pertaining to each structure. There can be many STRUCTURE_ISSUES records for one STRUCTURE record.FLDSC_SITE Table - Stores structure location and other screening information for outfall structures if an illicit discharge screening is performed or if the structure is a major outfall. The FLDSC_SITE table is also linked to the INSPECTION table via the structure_idfield.SWMFAC Feature Class - Relates the STRUCTURES and SWMFAC features classes using the structure_idfield to identify structures that are control structures for stormwater BMPs and inflow structures into stormwater BMPs.CONVEYANCE Feature Class - Relates STRUCTURES and CONVEYANCE features classes to identify upstream and downstream structures for conveyance feature.DRAINAGE_STRUCTURE Feature Class - Links drainage areas to the STRUCTURES table using the structure_idfield. All major outfalls must have a drainage delineated for the structure. Maryland State Highway Adminstration Office of Highway Development 707 N. Calvert Street Baltimore, MD 21202