# Presentation: 587750

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE

- 	**BWXT PANTEX HIGH PRESSURE FIRE LOOP (HPFL) REPLACEMENT**
**FEATURING**
**HORIZONTAL DIRECTIONAL DRILLING (HDD) AND HIGH DENSITY POLYETHYLENE (HDPE)**
**PIPE**
**Presented By:**
**Bill Guess**
**Nexus Technical Services Corporation**

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE 

- Project Scope
- Horizontal Directional Drilling
- High Density Polyethylene Pipe
- HPFL and Lead-In Replacement at Pantex
- Key Points
- Useful References
- Nexus Contacts
- Questions

**Overview**

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE 

**I. Project Scope**

- Replace portions of the existing 10” DI HPFL and 12, 6” DI lead-ins with:
- Approximately 3400’ of 14” HDPE pipe for the HPFL
- Approximately 1200’ of 8” HDPE pipe for the building lead-ins
- (12 Lead-ins x 100’ per lead-in)
- Install in parallel with existing fire protection system

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE

- Pilot Hole
- Drill Rod
- Electronic Tracking
- Pilot Hole Reaming
- Drilling Mud
- Fluid Bentonite Clay
- Pull-Back
- Drilling Rig

**II.**** H**orizontal **D**irectional **D**rilling (HDD)

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE 

**Equipment Used in Pantex Design**
- Tulsa TR-40 HDD Rig
- McElroy No. 618 Butt Fusion Machine

**II.**** H**orizontal **D**irectional **D**rilling (HDD)

## Advantages
Conducive to HDD
Corrosion Resistant
Zero Leak-Rate Hydraulically
Longevity
Chemically Resistant
Weather Resistant 
Impact Resistant 
Freeze Resistant
Strong and Ductile
Available
Listed and Approved

**Advantages**
- Conducive to HDD
- Corrosion Resistant
- Zero Leak-Rate Hydraulically
- Longevity
- Chemically Resistant
- Weather Resistant
- Impact Resistant
- Freeze Resistant
- Strong and Ductile
- Available
*Listed and Approved*

**III.**** H**igh **D**ensity **P**oly**e**thylene Pipe (HDPE)

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

## Joining Methods - Mechanical
HDPE to HDPE fittings
IPS, DIPS & FM HDPE fittings
Couplers
HDPE to other pipe materials (ductile iron, PVC, etc.)
MJ adapters, flange adapters, etc.		

**Joining Methods - Mechanical**
- HDPE to HDPE fittings
- IPS, DIPS & FM HDPE fittings
- Couplers
- HDPE to other pipe materials (ductile iron, PVC, etc.)
- MJ adapters, flange adapters, etc.

**III.**** H**igh **D**ensity **P**oly**e**thylene Pipe (HDPE)

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE 

**Components**
- Fire Hydrants
- Post Indicator Valves (PIVs)

**III.**** H**igh **D**ensity **P**oly**e**thylene Pipe (HDPE)

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE 

**Joining Methods – Fusion**
- Butt Fusion
- Joining the ends of two pipes/fittings by heating them to the molten state and then rapidly pressing them together to form a homogeneous bond.

**III.**** H**igh **D**ensity **P**oly**e**thylene Pipe (HDPE)

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

- Pros: Fast and Cheap
- Cons: Need a Lot of Space

## BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE 

**Joining Methods – Fusion**
- Electrofusion
- Joining two ends of pipe/fittings by connecting an electrical resistance element to the joint, that when connected to an appropriate power supply, melts and fuses the materials of the pipe/fittings together.

**III.**** H**igh **D**ensity **P**oly**e**thylene Pipe (HDPE)

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

- Pros: Need Little Space
- Cons: Slow and Expensive

## Unique Conditions
Buildings Constructed 40’ Underground
Enclosed Ramps
Numerous Roads and Walkways
Congested Underground Utilities
Known and Unknown
Highly Corrosive Soil
Explosion and Seismic Design (PC-3)

- Buildings Constructed 40’ Underground
- Enclosed Ramps
- Numerous Roads and Walkways
- Congested Underground Utilities
- Known and Unknown
- Highly Corrosive Soil
- Explosion and Seismic Design (PC-3)

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**IV.**** ****HPFL and Lead-In Replacement at Pantex**

## Unique Conditions = Unique Design
HDD and HDPE Pipe
Avoided trenching/tunneling through 40’ of soil
Avoided trenching/tunneling under the ramps
Avoid digging through the roads and walkways
Installation of Pipe 10’ Below Grade
Avoided the known and unknown underground utilities and hand digging the trenches

- HDD and HDPE Pipe
- Avoided trenching/tunneling through 40’ of soil
- Avoided trenching/tunneling under the ramps
- Avoid digging through the roads and walkways
- Installation of Pipe 10’ Below Grade
- Avoided the known and unknown underground utilities and hand digging the trenches

**IV.**** ****HPFL and Lead-In Replacement at Pantex**

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**

## Unique Conditions = Unique Design
Component Protection
Cathodic Protection – The process of controlling the corrosion rate of metallic material by applying a cathodic current to the metal, thereby reducing its corrosion potential
Sacrificial Anode (Magnesium)
Epoxy Coating

- Component Protection
- Cathodic Protection – The process of controlling the corrosion rate of metallic material by applying a cathodic current to the metal, thereby reducing its corrosion potential
- Sacrificial Anode (Magnesium)
- Epoxy Coating

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**IV.**** ****HPFL and Lead-In Replacement at Pantex**

## Cathodic Protection

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**IV.**** ****HPFL and Lead-In Replacement at Pantex**

## Space Requirements 
HDD Equipment
Create an Equipment Layout Drawing
Do the Math!
External Loading
Hydraulic Data
Bending Radius

- HDD Equipment
- Create an Equipment Layout Drawing
- Do the Math!
- External Loading
- Hydraulic Data
- Bending Radius

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**V.**** ****Key Points**

## Bending Radius
HDPE Pipe
Drill Rod
Create a Profile Drawing

- HDPE Pipe
- Drill Rod
- Create a Profile Drawing

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**V.**** ****Key Points**

## Ideal Conditions
Geotechnical Report

- Geotechnical Report

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**V.**** ****Key Points**

## ASTM International Designation: F 1962-99
	Standard Guide for Use of Maxi-Horizontal Directional Drilling for Placement of Polyethylene Pipe or Conduit Under Obstacles, Including River Crossings

Rinker Materials Polypipe
	Design & Engineering Guide For Polyethylene Piping

Plastics Pipe Institute (PPI)
	Polyethylene Pipe For Horizontal Directional Drilling

Plastics Pipe Institute (PPI)
	Underground Installation of Polyethylene Pipe

- 	*Standard Guide for Use of Maxi-Horizontal Directional Drilling for Placement of Polyethylene Pipe or Conduit Under Obstacles, Including River Crossings*
- Rinker Materials Polypipe
- 	*Design & Engineering Guide For Polyethylene Piping*
- Plastics Pipe Institute (PPI)
- 	*Polyethylene Pipe For Horizontal Directional Drilling*
- Plastics Pipe Institute (PPI)
- 	*Underground Installation of Polyethylene Pipe*

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**VI.**** ****Useful References**

## 	Bill Guess
630-893-2277 x35
bguess@nexus-tech.com

	Tom McCormack
630-893-2277 x12
tmccormack@nexus-tech.com

- 630-893-2277 x35
- bguess@nexus-tech.com
- 	Tom McCormack
- 630-893-2277 x12
- tmccormack@nexus-tech.com

- Corporate Office · 125 Fairfield Way, Suite 380 · Bloomingdale, IL 60108 · (630) 893-2277 · Fax  (630) 893-2401
- Northeast Regional Office · 1078 Main Street · Holden, MA 01520 · (508) 829-8062 · Fax  (508) 829-8063
- Southeast Regional Office · 730 Hwy 321 North, Suite 103 · Lenoir City, TN 37771 · (865) 988-8606 · Fax (865) 988-4714
*www.nexus-tech.com*

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**VII.**** ****Nexus Contacts**

**BWXT PANTEX HPFL REPLACEMENT FEATURING HDD & HDPE PIPE**** **

**VIII.**** ****Questions**