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Safe, Fast, Non- Destructive Vacuum Excavation

Subsurface Utility Engineering

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Page 1: Subsurface Utility Engineering

Safe, Fast, Non-Destructive

Vacuum Excavation

Page 2: Subsurface Utility Engineering

Houston, Dallas, Odessa, San Antonio, & Shreveport, La.

Corporate3025 MaxroyHouston, Texas 77008(713) 783-3363

Page 3: Subsurface Utility Engineering

Divisions

1. Texas ReExcavation (T-Rex)2. T-Rex Construction3. T-Rex Engineering and Construction,

LC

Page 4: Subsurface Utility Engineering

Organizational Values

Mission The T-Rex mission is to provide an exceptional level of

engineering, design and fabrication services – resulting in recognition as the leader and preferred contractor industry wide – based on safety, quality and customer satisfaction.

Through skill, proficiency, integrity and responsibility, T-Rex is committed to delivering unparalleled service and industry solutions – with the highest priority on safety.

T-Rex is dedicated to exceeding our client’s expectations: fully understanding safety requirements, quality assurance, timelines, budget constraints and overall objectives.

Page 5: Subsurface Utility Engineering

Organizational Values

Core Values Safety above all else Absolute integrity Heroic Customer service Individual opportunity and recognition

based on merit and work ethic Contributions and responsibility to the

communities we serve

Page 6: Subsurface Utility Engineering

Hydro Excavation

Excavation by means of water, air, and vacuum; By using water under pressure, soil can be cut, broken down, and vacuumed up into a recovery system, the Hydro-vac Truck

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The Problem…

Page 8: Subsurface Utility Engineering

Why Vacuum Excavate

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Prevent Change Orders

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Vacuum Excavate (Hydro)

Hv-56 Heavy Duty Hydro Excavator

Benefits •Fast•Dig in hard ground

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“Air-Knife”

Vactor Prodigy: Air/ Water Combo Truck

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Re-Use Dirt for Backfill

Vacmaster 4000

“Air Knife”

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The Solution… Vacuum Excavation Potholing

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Video of Potholing

http://www.youtube.com/trexservices#p/u/30/imaH4NjQKCw

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Slot Trenching

Slot trenching allows for least amount of material to be excavated to “clear” an area.

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Trenching / Boxes

Put Text Here…

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Subsurface Utility Investigation

T-Rex utilizes electronic Designation, “air knife” and hydro excavation for SUE.

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Quality Levels of SUE

Quality Level A - Vacuum Excavation:  The use of non-destructive vacuum excavation to determine the exact horizontal and vertical position of the utility.

Quality Level B - Designating:  Employ geophysical methods to designate the horizontal position of the known utilities that lie within the project area.

Quality Level C - Surface Feature Survey / Inventory:  Assessment of site utilities and correlating this information with existing utility records.

Quality Level D - Records Research:  Provides a feel for the overall utility congestion and is limited to project planning and route selection.

  *T-Rex can provide personnel for manhole investigation and collection of

utility data to assist in Quality Level C.

Page 19: Subsurface Utility Engineering

Deliverables

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SUE Deliverables Include

Photo documentation and “test hole data sheets”can be provided for every excavation.

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Video of SUE

http://www.youtube.com/trexservices#p/u/9/U4UsTCKwAaQ

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Cased Shaft

We have dug up to 65’ deep

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Video of Cased Shaft

http://www.youtube.com/trexservices#p/u/6/z4VcdSYVcaA

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The Foundation

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Cad drawing of footing

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Remote Location

Our equipment can Excavate 500’ fromthe truck.

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Congested Areas

Put Text Here…

Page 28: Subsurface Utility Engineering

Inside Buildings

Put Text Here…

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Video in Building

http://www.youtube.com/trexservices#p/u/5/Mpx902tcXWg

Page 30: Subsurface Utility Engineering

Video Around Trees

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HSE Program

Observation, 5Environmental, 0

Stop Work, 0

Corrective Action, 0

Near miss, 57

Incident/First Aid, 8

Lost Time Accident or Injury, 0

Deaths, 0

HSE Reporting

Observation

Environmental

Stop Work

Corrective Action

Near miss

Incident/First Aid

Lost Time Accident or Injury

Deaths

Accumulated Manhours thru '08 - 365,758

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HSE Program

HSE Compliance▪ Comprehensive HSE program in place and active to ensure safety

priority▪ HSE program is registered and compliant with ISNetworld▪ Daily safety meetings are held to discuss potential hazards with the

day’s operation▪ PPE will be worn in all areas where required▪ JSA’s will be conducted for complicated lifting, hydrotesting, and load

out.▪ Work at port facilities will be supported by an HSE representative to

ensure compliance with T-Rex & port requirements▪ Sub Contractors & Visitors will receive T-Rex Site specific safety

orientation:▪ Provided by HSE Manger to ensure T-Rex Safety protocols are

understood▪ Provides awareness to the hazards associated with our operation▪ Badges will be created for visitors and subcontractors▪ Will be required to attend JSA’s and Safety meetings when

applicable▪ Training is valid for one (1) year

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The T-Rex Difference

Trucks must be true hydro excavation trucks …not line cleaning trucks

Fleet of 21 trucks, both air and hydro capabilities Remote capabilities in excess of 400’ No overtime rate for nights/weekend/holidays Provide small civil services: such as concrete

breaking, saw cutting, sidewalk repair Backfill services Provide all weather dump site within the

beltway 8 Ability to justify all billing with GPS event back

up Provide emergency capacity 24/7/365

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Engineering & Design

Detailed design and development using Autodesk Inventor

FEA using ANSYS, NASTRAN, ALGOR, ABAQUS, & SACS Design Codes; ACI, AISC, AWS, AISI, IBC2006, API RP 2A Specifications and Test procedures Load-out plans, Lifting, Sea Fastening of structures Capable of providing critical information from the

detailed models such as weights, center of gravity, material requirements, and welding information

Detailed models of assemblies, subassemblies and components for analysis, graphics or manufacture

Field concept layouts using 3D Max graphics package Past subsea designs to water depths of 9800 feet.

Page 35: Subsurface Utility Engineering

Questions?

Contact us:Home Office – 713-783-3363

Fax – 713-586-0520

[email protected]