Residential Custom Homes Home Remodeling/Garage Granny House /Second Units Pool House/Out Door Kitchen Patio Covers/Gazebos Commercial Tenant Improvement, (TI) Utility Metal Buildings Solar Calculation/Design Air Plane Hangers Industrial Auto Shops/Paint Booths Manufacture Plants Industrial Equipment Grading & Drainage Preliminary Design Grading Plan Grading and Drainage Plan Low Impact Development Plan (LID) Erosion Control Plans Hydrology Studies Storm Water Pollution Prevention Plan (SWPPP) Urban Storm Water Mitigation Plan (USMP) Acknowledgment t Building & Safety Division Architectural Design Building Plans Engineering Calculations Tenant Improvements (TI s) Pre-Approved Structural Pool & Spa Plan $50. - Los Angeles County 26113-12 - City of Los Angeles 257 - City of Santa Clarita MSC11-00006 - City of Palmdale - City of San Bernardino Pool Details - $75 each Custom Pool Details Retaining Walls call today