Grant of Location- Petition of National Grid for Gas Main Locations Grant of Location- Document Set #1 - Gas Main Relay Brighton St. and Colby St. and Merrill Ave, Belmont/Cambridge, MA W.O. NO.: 1399914 Stamped Grant of Location- Document Set #2 - Gas Main Relay Brighton St. and Colby St. and Merrill Ave, Belmont/Cambridge, MA (Maps and Schematics) Grant of Location - Document Set #3 - Gas Main Relay Brighton St. and Colby St. and Merrill Ave, Belmont/Cambridge, MA (Cambridge Excavation & Trench Permit)