We are currently in the process of updating our website. Below you will find a list of the various products and services that we provide to the North American tunneling market. This list can also be downloaded here. If you have any questions, please do not hesitate to contact us at the address listed below.

	6000 WATERDAM PLAZA DRIVE SUITE 120 McMURRAY, PA 15317 PHONE: (724) 942.4670 FAX: (724) 942.4671 EMAIL: information@drklug.com

International Manufacturer’s Representative Services

Specializing In

Tunnel & Mine Construction Applications

1. Segmental Precast Concrete Tunnel Lining Manufacturing Components

1.1 Dätwyler Gasket Sealing Systems, Schattdorf, Switzerland

Website: www.daetwyler-rubber.com

1.1.1 Standard EPDM Tunnel Gaskets
1.1.2 Special Tunnel Gasket Materials For Hydrocarbons
1.1.3 Co-extruded (two component) Tunnel Gasket Profiles
1.1.4 Hydrophilic Tunnel Gasket Profiles

1.2 Sofrasar Connection/Grouting Systems, Sarreguemines, France

Website: www.sofrasar.fr

1.2.1 Steel Bolts With Plastic Sockets* Up To 38 mm Ø
1.2.2 Steel Bolts With Steel Sockets* Up To 38 mm Ø
1.2.3 Grout/Lifting Insert Assemblies Inclusive Of:

1.2.3.1 Non-Return Valves Up To 10 Bar Resistance
1.2.3.2 Sealing Screw Caps Up To 40 Bar Resistance
1.2.3.3 Hydrophilic External O-Ring Seals

1.2.4 Plastic Dowels For Circumferential Joint Connections

1.2.4.1 Sof-Clip Dowel To Concrete
1.2.4.2 Sof-Fix Dowel To Plastic Embedment

1.2.5 Special Anchoring Systems

1.2.5.1 For Divider Walls To Lining Connections
1.2.5.2 For Rail Embedment To Concrete Connections

1.3 Ceresola Steel Moulds & Production Systems, Magden, Switzerland

Website: www.ceresola.com

1.3.1 Precision Steel Moulds For Casting Precast Segments
1.3.2 Carousel Plant Casting Systems Inclusive Of:

1.3.2.1 Plant Layout And Design
1.3.2.2 Concrete Handling And Vibrating Equipment
1.3.2.3 Segment Curing Systems
1.3.2.4 Segment De-moulding And Rollover Equipment
1.3.2.5 Gasket Application Equipment

1.4 PennKote Ltd. Precast Segment Coating Systems

Website: www.pennkote.com

1.4.1 PennSealer EE CT Epoxy Urethane Emulsion Coating – One Part
1.4.2 Watertite SMA-2 Epoxy Polyurethane Coating – Two Part
1.4.3 Other Specialty Coatings For Many Construction Applications

1.5 H-K Grout Bag Systems
Special Bags Installed To The Extrados Of Precast Segmental Linings And Inflated To Prevent Water Migration Behind The Precast Lining After Installation

2. Tunnel Reinforcement Products

2.1 Steel Rebar Reinforcement

2.1.1 Standard Fabricated Rebar Gr. 60 – 75 A625
2.1.2 Prefabricated Rebar Panels Gr. 60 - 75 A706
2.1.3 Special Rebar Reinforcement

2.1.3.1 Stainless Steel Bar
2.1.3.2 GRP Bar – For Tunnel Breakout Areas
2.1.3.3 Epoxy Coated Bar

2.2 Welded Wire Fabric Reinforcement

2.2.1 Standard Welded Wire Fabric 4"x 4", 6"x6" W2.1 – W4.0
2.2.2 Specialty Welded Wire Fabric Up to D36.0, Wire Spacing as Required
2.2.3 Supplied in Engineered Sheet Size to Minimize Waste

2.2.3.1 Supplied Flat
2.2.3.2 Supplied Prebent To Specified Radius

2.2.4 GRP Welded Wire Fabric

3. Rock Bolting and Anchoring Systems FiReP International AG, Rapperswil, Switzerland

Website: www.firep.com

3.1 GRP (Glass Reinforced Polymer) Rock Bolts From Rockbolt Systems AG

3.1.1 Solid GRP Bolts – Available in 25 – 40 mm Ø
3.1.2 Self-Drilling Grouted GRP Bolts

3.2 GRP Accessories

3.2.1 GRP & Steel Nuts
3.2.2 GRP, Plastic, & Steel Bearing Plates
3.2.3 Spinning Tools & Grout Adapters

3.3 Anchoring Materials

3.3.1 Polyester Cartridges For Solid GRP Bolts
3.2.1 Cementitious Anchoring Grout For Self-Drilling Bolts

3.4 GRP Lattice Girders

3.4.1 Custom Built To Project Plans And Specifications

4. Tunnel Scanning And Profiling Services Dibit Measuring Techniques USA Inc., Fairfax, VA - Services Provided On A Subcontract Basis By Trained Technicians

Website: www.dibit-scanner.at

4.1 Tunnel Profiling And Documentation During Construction

4.1.1 Digital Recording Of Conditions Encountered
4.1.2 Scanning Of Tunnel Excavation For "Tights"
4.1.3 Documentation Of Placement Of Initial Support
4.1.4 Documentation Of Placement Of Final Lining
4.1.5 Electronic Record Of "As Built" Conditions

4.2 Tunnel Profiling And Documentation Of Existing Structures

4.2.1 Digital Recording Of Existing Tunnel Condition
4.2.2 Scanning And Documentation Of Existing Tunnel Profile
4.2.3 Development Of An Electronic Record For Future Comparison

5. Flexible Membrane Waterproofing For NATM and Open Cut Tunnels Wisko America Inc. Tunnel Waterproofing, Chantilly, VA

Website: www.wiskoamerica.com

5.1 Installation Of Membrane Waterproofing On Subcontracted Basis

5.2 PVC Membrane System Installations

5.3 Hydrocarbon Resistant Membrane Installations

5.4 Special Waterbarrier Grid System Applications To Membranes Of Various Types

5.5 Special Installation Procedures For Cut & Cover Tunnels

5.6 Membrane Joint Testing Procedures For All Applications

5.7 Special Mobile Scaffolding Systems For Waterproofing Placement

6. Steel Forming Systems For Tunnels and Shafts Ceresola TLS AG, Magden, Switzerland

Website: www.ceresola.com

6.1 Steel Forms For Placement Of Tunnel/Shaft Final Linings

6.1.1 Running Tunnel Lining Forming Systems
6.1.2 Station And Tunnel Enlargement Forming Systems
6.1.3 Shaft Lining Forming Systems
6.1.4 Open Cut Tunnel Lining Forming Systems
6.1.5 Special Forming Systems Designed To Meet A Specific Requirement
6.1.6 On-site Engineering Services Available

7. Specialty Designer/Consultant for Tunnel Construction Systems Rowa Tunneling Logistics AG, Wangen, Switzerland

Website: www.rowa-ag.ch

7.1 TBM Back-up Systems

7.2 Special Plants for Rock Support and Installation

7.2.1 Grout Injection Plants
7.2.2 Shotcrete Application Systems
7.2.3 Work Platforms in Tunnels & Shafts
7.2.4 Special Lifting Platforms
7.2.5 Ring Beam Erectors

7.3 Logistics Systems for Supply and Muck Disposal

7.3.1 Transportation Systems
7.3.2 Rotary Dumps
7.3.3 Special Locomotives for Inclines or Declines
7.3.4 Special Cars for Muck, Grout, or Segments
7.3.5 Wireless or Cable Train Track Surveillance Systems

7.4 Consulting & Engineering Services

7.4.1 Construction Procedures / Methods
7.4.2 Construction Cycle Review & Development
7.4.3 Productivity Evaluation & Calculations
7.4.4 Installation Planning & Start-up Consultation
7.4.5 Cost Development & Comparisons
7.4.6 Risk Management Services

8. Tunnel Support Systems – Steel

8.1 Cold Rolled Structural Rings & Arch Supports

8.2 Liner Plates For Tunnel & Shaft Construction

8.3 Special Fabricated Steel Structures & Liners

8.4 Lattice Girders For NATM Tunnel Construction

8.5 Steel Lagging & Decking

8.6 Corrugated Structural Plate Portal Canopies

9. Cementitious Products

9.1 Ultra Fine Cements From Nittetsu/Surecrete
Surecrete Inc., Seattle, WA

Website: www.surecrete.com

- For Grouting In Advance Of Tunnel Excavation
- For Water Cut Off In Existing Tunnels
- For Other Geotechnical Water Cut Off Applications

9.2 Prepackaged Shotcrete Mixes
Manufactured To Meet Project Design Requirements

9.3 Steel Fibers
- For Shotcrete Reinforcement
- For Precast Segmental Lining Reinforcement

10. Corrosion Resistant Linings for Precast Linings – New Construction Sekisui – SPR Americas, LLC, Atlanta, GA

Website: www.sekisui-spr.com

PVC Lining to Resist Microbially Induced Concrete Corrosion

10.1 Spiral Wound PVC Trenchless Pipeline Lining System

10.2 Installed Inside Tunnel Lining Greater Than 3 Ft. Ø

10.3 Special Sealing System With Interlocking Edges
10.4 Vertical & Horizontal Applications

10.5 Can Be Applied With Offsets Up To ¾ “ (18 mm) In Host Lining

10.6 Can Withstand External Pressure Up To 100 PSI (7 Bar)

10.7 Installed On A Turnkey Subcontract Basis

10.8 Resistant To Microbial Attack Extending Life Of The Concrete Lining

11. Specialty Services

11.1 KSL Construction Systems, Inc.
D.R. Klug & Associates, Inc. is the exclusive marketing agent for KSL Construction Systems, Inc. a distributor of engineered reinforcement, geotechnical and support products used in underground heavy civil and mine construction projects.
Tel: 724-942-2450
Fax: 724-942-4671

11.2 Consulting Services
D.R. Klug & Associates Inc. Performs Consulting Service For Employee Placement Requirements, Specialty Contractor & Designer Evaluation Services and Alternative Construction Methodology Practices, All Associated With Work To Be Performed In The Underground Heavy Civil and Mine Construction Industry

12. Contact Information

David R. Klug, President
David R. Klug & Associates, Inc.
6000 Waterdam Plaza Drive
Suite 120
McMurray, PA 15317
Tel: 724-942-4670
Fax: 724-942-4671
Cell: 412-670-0263
E-mail: dklug@drklug.com

Jonathan D. Klug, Sales Engineer
David R. Klug & Associates, Inc.
6000 Waterdam Plaza Drive
Suite 120
McMurray, PA 15317
Tel: 724-942-4670
Fax: 724-942-4671
Cell: 304-281-4239
E-mail: jklug@drklug.com

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