ATTACHMENT 2B* PROPOSED WELL DESIGN (INCLUDED ON THUMB DRIVE)

Texas Custodial Trust 2301 West Paisano Drive El Paso, Texas 79922-1622

East Property Groundwater Hydraulic Barrier Design

April 2015

Prepared for Project Navigator, LTD (Trustee) By:

Malcolm Pirnie, Inc. 401 East Main Street Suite 400 El Paso, Texas 79901 915-533-9025

6835001

Table of Contents

East Property Groundwater Hydraulic Barrier Design Former ASARCO Smelter, El Paso, Texas 63835001

ii

Table of Contents

1. Electrical Drawings

Electrical Legend and One Line Diagram

Electrical Details

Electrical Site Plan

2. GBH Wellhead Sketch 

GBH Wellhead Sketch - Profile View

GBH Wellhead Sketch - Plan View

3. GHB Pumping Well EP-163

Well Construction and Pump Installation

4. Tank Schematics

5. GHB Pipeline Civil Drawings

GHB Pipeline

Civil Details and Flow DiagramSoil Boring Results 

142"

173

3 8"

179

1 2"

15 916 " D

C

B

AA

B

C

D

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8 7 6 5 4 3 2 1

THE INFORMATION CONTAINED IN THISDRAWING IS THE SOLE PROPERTY OFAgrimaxx, Enduraplas. ANY REPRODUCTION IN PART OR AS A WHOLEWITHOUT THE WRITTEN PERMISSION OFAgrimaxx, Enduraplas, IS PROHIBITED.

PROPRIETARY AND CONFIDENTIAL

NEXT ASSY USED ON

APPLICATION

DIMENSIONS ARE IN INCHESTOLERANCES:FRACTIONALANGULAR: MACH BEND TWO PLACE DECIMAL THREE PLACE DECIMAL

INTERPRET GEOMETRICTOLERANCING PER:

MATERIAL

FINISH

DRAWN

CHECKED

ENG APPR.

MFG APPR.

Q.A.

COMMENTS:

DATENAME EnduraplasTITLE:

SIZE

BDWG. NO. REV

WEIGHT: SCALE: 1:100

UNLESS OTHERWISE SPECIFIED:

1

DNS 9/6/11

SHEET 1 OF 1

EVT 10000 - 144 inch

DO NOT SCALE DRAWING

VENT DETAIL

FLOW DIAGRAM

EARTHED BERM DETAIL