Redline Conversion: Turning handwritten field markups, engineer comments, or tracked changes into clean, updated CAD files
As-Built Drawings: Creating accurate CAD records of existing equipment, piping, structures, and facilities—based on site measurements and field verification
Revision ControlManaging drawing revisions, tracking changes, and maintaining clean title blocks and revision histories
Oil & Gas Drafting – Redlines & As-Builts
AER Energy Solutions provides professional AutoCAD drafting for the oil and gas industry in California. I specialize in redline conversions and as-built drawings for refineries, pipelines, gas plants, tank farms, pump stations, and well sites.
I work fast. I deliver clean, accurate, engineer-ready files—often in one day. My background includes mechanical engineering and extensive CAD drafting for industrial energy clients.
I am not a licensed engineer, and I do not perform stamped engineering calculations. My role is to convert field markups, engineering redlines, and site notes into precise, revision-controlled CAD drawings that your team can use immediately.
Key Regulations & Codes for California Oil & Gas Drafting
I prepare my drawings to support your engineering team's compliance with the following regulations. I do not certify compliance, but I ensure my drawings align with the documentation requirements of these codes.
RegulationGoverning BodyRelevance to Drafting
Division of Oil, Gas, and Geothermal Resources (DOGGR) – Now CalGEM: State of California (Geologic Energy Management Division)Well permits, drilling plans, production reports, abandonment documentation.
Title 20 (California Code of Regulations): State of California – Energy CommissionEnergy facility siting, power plant and refinery documentation.
Title 24 (California Building Standards Code): State of California – Building Standards CommissionConstruction standards for oil & gas facilities, fire code (C.F.C.).
General Order 112-D (GO 112-D): California Public Utilities Commission (CPUC)Gas pipeline safety, mapping, record-keeping, and as-built requirements for intrastate transmission lines.
ASME B31.3 / B31.4 / B31.8: American Society of Mechanical EngineersPiping codes for refineries (B31.3), hazardous liquid pipelines (B31.4), and gas transmission (B31.8).
API (American Petroleum Institute) Standards – 1160, 1104, 653, etc.: American Petroleum InstituteTank integrity, pipeline welding, risk management – all requiring accurate redlines and as-builts.
ANSI / ISA-5.1: American National Standards Institute / International Society of AutomationInstrumentation diagrams (P&IDs) – symbols, tagging, and drawing standards.
Air District Permits (San Joaquin Valley APCD): Local Air Pollution Control DistrictFacility equipment layouts, emission source drawings, permit applications.
Drawing Types I Deliver
P&IDs (Piping & Instrumentation Diagrams): Redline incorporation; symbol and tag updates; clean, revision-controlled files.
General Arrangements (GAs): Equipment layouts, facility plans, structural and piping plans.
Piping Plans & Isometrics: Spool drawings, pipe routing, isometric extraction from redlines.
Electrical One-Line & Schematics: Power distribution, motor control, instrument loop drawings.
Site Plans (Well Pads, Tank Farms, Meter Stations): Property boundaries, equipment locations, access roads, fencing, drainage.
Pipeline Alignment Sheets: Stationing, crossing details, valve locations, aerial and ROW mapping.
As-Built Drawings (Post-Construction): Final record drawings based on contractor mark-ups and field verification.
Abandonment & Decommissioning Drawings: Documentation required by CalGEM for well plugging and site restoration.
Why Clients Work With Me.
ReasonWhat It Means For You
Speed: Redlines in one day (others often take a week). I understand the pace of industrial projects.
Accuracy: I take redlines seriously. Every mark-up is incorporated. Revision control is clean.
Local: Based in Bakersfield – the heart of California's oil and gas industry. I am here, not remote in another state.
Direct: You speak to me, the drafter. No account managers. No hand-offs.
Engineering background: I hold a B.S. in Mechanical Engineering. I understand process flow, industrial equipment, and piping systems – not just lines on a screen.
Cost-effective: Lower overhead than large drafting firms. Competitive rates. 50% upfront – simple.