503-557-1555

503-557-1555

  • Home
  • Design
  • Site Layout
  • Project Management
  • Problem Projects
  • Inspections
  • Mining & Quarry Support
  • More
    • Home
    • Design
    • Site Layout
    • Project Management
    • Problem Projects
    • Inspections
    • Mining & Quarry Support
  • Home
  • Design
  • Site Layout
  • Project Management
  • Problem Projects
  • Inspections
  • Mining & Quarry Support

PHIL MARTINSON ENGINEERING

PHIL MARTINSON ENGINEERINGPHIL MARTINSON ENGINEERINGPHIL MARTINSON ENGINEERING

(DESIGN) site ENGINEERING, SEWAGE TREATMENT & UTILITY LAYOUT

Land Development & Property Improvements

We provide technical support for land development and property subdivisions.  Our work includes permitting and entitlement approvals plus all utility, drainage, and street design requirements.  We normally work as a team with other consultants and surveyors as required for a particular project. 

Design-Build Proposals & 3-D Models

We work with owners, developers, designers, or contractors to develop feasibility studies and initial presentation packages. The initial planning may include 3-dimensional models, conceptual drawings, and 3-D computer layout illustrations. We assist owners and developers in planning, pricing, and scheduling the time and cost options for a project. 

ON-SITE SEWAGE TREATMENT FACILITIES

Providing owners and developers options for on-site sewage and waste disposal systems. Including package treatment plants, tank collections with drain field systems, and alternative membrane options. We assist with the planning, pricing, scheduling, and operation costs for sewage disposal projects. 

GRADING & UTILTIY DESIGN OF BUILDING SITES

Providing owners, contractors, and developers with site design elements that include the site topography, grading plan, building layout, road access, utility design, on-site sewage waste disposal systems, and balancing the cut-fill requirements.

color coding of cut-fill grading PLANS

To assist owners, contractors, and developers in evaluating a site's grading requirements, we provide color coded site plans for easy understanding and to assist in balancing the CUT and FILL volumes on a project.

Phil Martinson Engineering Company

PO Box 557, Spokane, WA 99210

pmesitedesign@gmail.com 503-557-1555

Copyright © 2023-2025 Phil Martinson Engineering Company - All Rights Reserved.

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