Geoff Price

Pipeline Routing ForumNovember 4, 2009

• GIS Data overview• GIPRO Routing and Costing Models• Benchmarking GISPRO• Scenario walk through• Comparing GISPRO outputs• LandPipe inputs/outputs

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…enables timely cost estimates for early phase pipeline opportunities based on optimal routing anywhere in the world.

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…enables timely cost estimates for early phase pipeline opportunities based on optimal routing anywhere in the world.

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CONSTUCTION

ENVIRONMENTALSOCIAL

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•Avoid steep slopes

•Minimize crossings

•Avoid environmentally sensitive areas

•Maximize use of existing corridors

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• Digitized from existing maps• USGS Topo

• Survey or GPS• As-Built• TeleAtlas/Google Maps

• Remote Sensing• Spaceborne

• SRTM• LandSat

• Airborne• DOQQ• LiDAR

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Image courtesy of The Boeing Company

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In house Cost

estimating software

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SME Input

Feedback

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Existing

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Existing

Proposed

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•Name•Description•Area of Interest•Waypoints•Coordinate Information•Working Directory

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Benchmark Variant 1

Variant 2

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DEM Terrain Slope

Elevation Range: 250’ – 5,000’

Slope Range:0 – 90 deg

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Terrain Slope

Slope Range:0 – 90 deg

Cost Surface

Slope Range Costs:0 to 25 deg = 1

25 to 90 = 9

High Cost

Low Cost

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2% corridor

GISPRO Result (True/False Scenario)

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Terrain Slope

Slope Range:0 – 90 deg

Slope Range Costs:00 to 8 = 1 (green)

08 to 15 = 215 to 20 = 320 to 30 = 630 to 45 = 845 to 90 = 9 (red)

Revised Cost Surface

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2% corridor

4% corridorGISPRO Result

Continuous Slope Scenario

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Conservation Easement & Land Ownership

ConstraintsMultiple

Crossings

ROW Constraint

• Avoid Sensitive Areas

• Maximize Access

• Following Existing Corridors

• Avoid Crossings

• Proximity Gradients

• Manual Routes

• Tie-ins

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Charts Profiles

Executive Summary & Detailed Report

Maps

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Remote Sensing Data

GISPRO Output & LandPipe Terrain Input

Small treesLight brush no Trees

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Small Mts.

Level to Rolling

Choppy, Very Hilly

Digital Elevation Model

GISPRO Output & LandPipe Terrain Input

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Terrain Formation Rippability Inference

No rock to occasional < 12" boulders

Fragmented Rock or Boulders <36’’

Blasting or Drilling

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Population Density Estimates

Rual

Low PopIndustrial/Suburban

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Terrain

Rock

Class

Surface

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Terrain

Rock

Class

Surface

Hazards

Earthquake Zone

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In house Cost

estimating software

Engineering Discretion/ Scenario Analysis

FINAL OUTPUT+/- 50% Cost

Estimate

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Scenario 1

Scenario 2

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Berry, K., J., 2000, Optimal Path Analysis and Corridor Routing: Infusing StakeholderPerspective in Calibration and Weighting of Model Criteria, www.innovativegis.com.

McAllister, E. W. Pipeline Rules of Thumb Handbook : Quick and Accurate Solutions to Your Everyday Pipeline Problems. 6th ed. Burlington, MA: Gulf Professional Pub., 2005.

Mohitpour, Mo, H Golshan, and A Murray. Pipeline Design & Construction : a Practical Approach. 3rd ed. New York: ASME Press, 2007.

Rizkalla, Moness. Pipeline Geo-environmental Design and Geohazard Management.New York, NY: ASME, 2008.