Denise Sullivan

Denise Sullivan is an accomplished freelance writer from Louisiana, with a Associate's Degree in Journalism from Eastern Oklahoma State College. She also graduated from East Central University with a Bachelor's in Biology. Denise began her writing career writing operations and maintenance manuals and software utility manuals for flight simulators. Since, she has expanded her writing to a broad spectrum of topics. You can find her contractor profile on Upwork.

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Articles by Denise Sullivan

gunite shotcrete difference between gunite and shotcrete gunite shotcrete difference between gunite and shotcrete gunite shotcrete difference between gunite and shotcrete gunite shotcrete difference between gunite and shotcrete


Shotcrete is a mix of cement and sand blown through an airstream. He designed a technique where he could spray the plaster into the...

tuberculation corrosion in pipes tuberculation corrosion in pipes tuberculation corrosion in pipes tuberculation corrosion in pipes


Tuberculation in pipes occurs in cast iron plumbing resulting in a brown slime buildup on the interior of the line. Repairing the damage...

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Borehole expansion may prove necessary overtime. Newer technologies, allow workers to expand the existing casings and avoid traditional...

concrete microtunneling pipes the basics of microtunneling projects explained by Trenchlesspedia concrete microtunneling pipes the basics of microtunneling projects explained by Trenchlesspedia concrete microtunneling pipes the basics of microtunneling projects explained by Trenchlesspedia concrete microtunneling pipes the basics of microtunneling projects explained by Trenchlesspedia


Microtunneling is a trenchless construction technique that allows an operator to bore small diameter holes over great distances. The new...

channeling vs line belly when trenchless repair can't be used channeling vs line belly when trenchless repair can't be used channeling vs line belly when trenchless repair can't be used channeling vs line belly when trenchless repair can't be used


When a blockage occurs, is it a line belly or channeling? Line belly cannot be repaired using trenchless methods, but channeling can....

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When the bottom of a pipe erodes in a process known as channeling, it becomes problematic for a homeowner. However, the use of trenchless...

trenchless construction and the environment wetlands trenchless construction and the environment wetlands trenchless construction and the environment wetlands trenchless construction and the environment wetlands


No-dig construction's environmental impact is staggering. The reduction of a carbon footprint, lessening the detrimental effects on...

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Education is an important point for trenchless technology companies, as the industry is still relatively new and growing. A no dig show...

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Borehole integrity is vital to the safety and success of a drilling project. There are several issues that can lead to borehole collapse...

how to bid for a city contract how to bid for a city contract how to bid for a city contract how to bid for a city contract


Bidding on a city project will require you to provide information on your budget, timeline and your contingency plan. You'll have to give...

Eric Wood invented trenchless technology. Who invented trenchless technology? Eric Wood invented trenchless technology. Who invented trenchless technology? Eric Wood invented trenchless technology. Who invented trenchless technology? Eric Wood invented trenchless technology. Who invented trenchless technology?


Trenchless technology, the method of subsurface construction requiring little or no continuous trenching, began in 1970. It was invented by...

Avoid tunnel collapse Avoid tunnel collapse Avoid tunnel collapse Avoid tunnel collapse


Analyzing the ground conditions is only a small part of successfully boring a tunnel. Using engineering skills as well as preparing the...

Proper Maintenance for Drill Rig Equipment Proper Maintenance for Drill Rig Equipment Proper Maintenance for Drill Rig Equipment Proper Maintenance for Drill Rig Equipment


Each of the components of a drill rig must be considered individually in order to maintain it. Rigs, rods, bits and back reamers, fluid...

An Overview of Sliplining An Overview of Sliplining An Overview of Sliplining An Overview of Sliplining


Sliplining is when workers insert a pipe within a damaged pipeline. The new plumbing is made of either polyvinyl chloride (PVC) or...

What to Do When You Smell Gas? What to Do When You Smell Gas? What to Do When You Smell Gas? What to Do When You Smell Gas?


What to Do When You Smell Gas? Ventilate the area, evacuate the premises, contact emergency services and turn to trenchless inspection and...

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A faulty gas line is nothing to mess with. When gas appliances are not putting off the same amount of heat or flame as they once did, it...

How Pigging Works in Trenchless Repair and Rehabilitation How Pigging Works in Trenchless Repair and Rehabilitation How Pigging Works in Trenchless Repair and Rehabilitation How Pigging Works in Trenchless Repair and Rehabilitation


There are 5 basic PIG models, utility, inspection, intelligent, gel and specialty PIGS in use in trenchless pigging, all of which are used...

Why Replace Conventional Trenching with Trenchless Technology? Why Replace Conventional Trenching with Trenchless Technology? Why Replace Conventional Trenching with Trenchless Technology? Why Replace Conventional Trenching with Trenchless Technology?


Trenchless rehabilitation is cheaper, less disruptive and requires less time to complete as opposed to conventional trenching projects,...

Using Trenchless Maintenance to Avoid Costly Leak Repairs Using Trenchless Maintenance to Avoid Costly Leak Repairs Using Trenchless Maintenance to Avoid Costly Leak Repairs Using Trenchless Maintenance to Avoid Costly Leak Repairs


Trenchless technology methods are fast and efficient ways to address line damage. New technologies arise every day that make it easier to...

Choosing Drill Rods for Trenchless Tunneling Choosing Drill Rods for Trenchless Tunneling Choosing Drill Rods for Trenchless Tunneling Choosing Drill Rods for Trenchless Tunneling


For trenchless projects, managers select one of three main drill rod categories, A-series, D-series, or O-series. A-series rods are made of...

Rehabilitating City Water Lines Using Trenchless Technology Rehabilitating City Water Lines Using Trenchless Technology Rehabilitating City Water Lines Using Trenchless Technology Rehabilitating City Water Lines Using Trenchless Technology


Rehabilitating city waterlines via cured-in-place pipe, sliplining, pipe bursting and other trenchless methods fixes tuberculation,...

The Complex World of Sewer Networks The Complex World of Sewer Networks The Complex World of Sewer Networks The Complex World of Sewer Networks


There are three main types of sewer systems: separate, combined and partially separate systems. Separate sewer systems use two lines, one...

Common Causes for CIPP Common Causes for CIPP Common Causes for CIPP Common Causes for CIPP


Cured-in-place-pipe, also known as CIPP, is a trenchless method used to fix plumbing problems. CIPP works by inserting a resin-impregnated...

Cased Boring VS. Uncased Boring Cased Boring VS. Uncased Boring Cased Boring VS. Uncased Boring Cased Boring VS. Uncased Boring


Uncased boring is similar to the cased method. However, instead of having a casing pushed into the hold made by the auger, there is nothing...

Ground Improvement Requirements When Working With Sandy Soil Ground Improvement Requirements When Working With Sandy Soil Ground Improvement Requirements When Working With Sandy Soil Ground Improvement Requirements When Working With Sandy Soil


Things to consider are how to deal with flooding issues, regulations concerning excavation and backfill of the site, and potential soil...

Trenchless Installation of Utility Lines and Access Ports in Urban Areas Trenchless Installation of Utility Lines and Access Ports in Urban Areas Trenchless Installation of Utility Lines and Access Ports in Urban Areas Trenchless Installation of Utility Lines and Access Ports in Urban Areas


The use of CIPP most commonly occurs to repair water, sewer, and gas lines. When installing utility lines in communities, an array of...

The History of Vitrified Clay Pipe in Trenchless Installation The History of Vitrified Clay Pipe in Trenchless Installation The History of Vitrified Clay Pipe in Trenchless Installation The History of Vitrified Clay Pipe in Trenchless Installation


Vitrified clay pipe (VCP) has been in use since ancient Babylon. The material is abrasion-resistant and acidic erosion and...

A Look at Pipe Penetrating Radar A Look at Pipe Penetrating Radar A Look at Pipe Penetrating Radar A Look at Pipe Penetrating Radar


The use of pipe penetrating radar (PPR) helps to determine which areas of pipeline need attention most by way of CIPP, sliplining or pipe...

A Look at CIPP and Aging Drinking Water Infrastructure A Look at CIPP and Aging Drinking Water Infrastructure A Look at CIPP and Aging Drinking Water Infrastructure A Look at CIPP and Aging Drinking Water Infrastructure


Cured-in-place pipe, better known as CIPP, is essentially a pipe within a pipe that costs between $60 and $200 per-foot for water...

Asbestos Cement Pipe: Why It's a Problem and How Trenchless Can Fix It Asbestos Cement Pipe: Why It's a Problem and How Trenchless Can Fix It Asbestos Cement Pipe: Why It's a Problem and How Trenchless Can Fix It Asbestos Cement Pipe: Why It's a Problem and How Trenchless Can Fix It


Digging up and replacing asbestos-infused pipes is costly and hazardous. Pipe bursting allows replacement of the pipes without exposing...

Trenchless Sewer Repair and Cleaning 101 Trenchless Sewer Repair and Cleaning 101 Trenchless Sewer Repair and Cleaning 101 Trenchless Sewer Repair and Cleaning 101


Sewer lines become clogged and damaged from tree root infiltration, the pouring of oil down drains and neglect which leads to tuberculation...

A Look at Structural Manhole Rehabilitation A Look at Structural Manhole Rehabilitation A Look at Structural Manhole Rehabilitation A Look at Structural Manhole Rehabilitation


Since manholes are designed to last 50 years, they are slowly deteriorating. Manholes can be repaired using trenchless technology and CIPP,...

An Overview of Robotic Pipe Repair An Overview of Robotic Pipe Repair An Overview of Robotic Pipe Repair An Overview of Robotic Pipe Repair


robotic pipe repair is an essential part of oil companies’ pipeline maintenance. The technology, known as smart or intelligent pigs,...

Why a Detailed Geotechnical Report Means Success for Your Trenchless Project Why a Detailed Geotechnical Report Means Success for Your Trenchless Project Why a Detailed Geotechnical Report Means Success for Your Trenchless Project Why a Detailed Geotechnical Report Means Success for Your Trenchless Project


A comprehensive geotechnical report is an all-important first step in the planning process to ensure that your trenchless project runs...

A Complete Guide to the Usage and History of Drill Bits and Tooling A Complete Guide to the Usage and History of Drill Bits and Tooling A Complete Guide to the Usage and History of Drill Bits and Tooling A Complete Guide to the Usage and History of Drill Bits and Tooling


The drill bit and its tooling practices have evolved to become a mainstay of modern drilling processes. Without these all-important tools,...

Why CIPP Is Growing Rapidly for Drinking Water Mains Why CIPP Is Growing Rapidly for Drinking Water Mains Why CIPP Is Growing Rapidly for Drinking Water Mains Why CIPP Is Growing Rapidly for Drinking Water Mains


CIPP is growing rapidly for water mains, it provides a seamless fix for cracked pipes and provides consumer protection from asbestos and...

An Introduction to Pipe Bursting An Introduction to Pipe Bursting An Introduction to Pipe Bursting An Introduction to Pipe Bursting


Learn how pipe bursting works, why it’s the best way to efficiently replace damaged or leaking pipes, and why it’s the cost effective...

4 Common Reasons for Trenchless Construction and Rehabilitation In Your Neighborhood 4 Common Reasons for Trenchless Construction and Rehabilitation In Your Neighborhood 4 Common Reasons for Trenchless Construction and Rehabilitation In Your Neighborhood 4 Common Reasons for Trenchless Construction and Rehabilitation In Your Neighborhood


Sewer rehabilitation, water line replacements, fiber optic installation and gas line repair are among the common reasons for trenchless...

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