City of Los Angeles Land Resources
City of Los Angeles Official Website
City of Los Angeles Construction References & Resources
City of Los Angeles Department of Public Works Website
City of Los Angeles Bureau of Engineering Website
Navigate LA - City of Los Angeles Land Records Information Portal – provides Survey Field Books, Benchmark Information, Parcel Maps, Tract Maps, Cadastral Maps, Survey Field Books, Drainage Maps, Sewer Maps, Substructure Maps, Fire Maps, S-Maps, Sewer Wye Maps, Aerial Orthophoto, Contour Maps, etc.
City of Los Angeles Survey Division's Precise Benchmark Retrieval System - constitutes the official record of all precise bench marks and numbers. The City of Los Angeles Survey Division level net consists of over 1,700 miles (2737km) of levels supporting in excess of 17,000 bench marks.
City of Los Angeles Department of Building and Safety ( LADBS ) - permits, inspections, etc.