Coastal Construction Directions & Map 10049 Iron Mountain Alta Loma, CA 91737 loading map - please wait...Map could not be loaded - please enable Javascript!→ more information Coastal ConstructionIron Mountain Court California, United States of America (Directions) 10049 Iron Mountain Alta Loma, CA 91737 34.158600, -117.586000 Coastal ConstructionIron Mountain Court California, United States of America (Directions) Located @ 10049 Iron Mountain Alta Loma, CA 91737 Telephone @ (909) 476-2496