Tabitha Mishra

Tabitha is a professional Civil Engineer, graduated from Mumbai University, India, and is a technical writer at Trenchlesspedia. She has extensive experience in different facets of the construction industry, right from piling for foundations to interior decoration, structural repair works, and property appraisal. She is also certified as a Primavera project management professional and is well versed with Auto CAD. Writing and reading are her passion. To use her talents, she likes to research, and write on various topics for anyone who finds writing a difficult job, or are just plain lazy to write for themselves. She is quick, original, and versatile in her writing style and is currently working on various writing assignments for clients from all over the globe. In her spare time, she likes to garden or just play with her son. She has unexplainable urge to have a cup of tea every time she touches her keyboard, which is, well – all day.
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Articles by Tabitha Mishra


Why Proper Disposal of Used Drilling Fluid Should Be a Crucial Trenchless Planning Step Why Proper Disposal of Used Drilling Fluid Should Be a Crucial Trenchless Planning Step Why Proper Disposal of Used Drilling Fluid Should Be a Crucial Trenchless Planning Step Why Proper Disposal of Used Drilling Fluid Should Be a Crucial Trenchless Planning Step


Every contractor should consider the environmental regulations regarding waste disposal prior to bidding, because today drilling waste...

An In-Depth Look at the Role of Drilling Fluid Systems in Trenchless Construction An In-Depth Look at the Role of Drilling Fluid Systems in Trenchless Construction An In-Depth Look at the Role of Drilling Fluid Systems in Trenchless Construction An In-Depth Look at the Role of Drilling Fluid Systems in Trenchless Construction


Drilling fluid selection and management should start even before bidding on a job, as the quality of drilling mud can be the difference...

Mixing the Mud: The Science of Drilling Fluid in HDD Mixing the Mud: The Science of Drilling Fluid in HDD Mixing the Mud: The Science of Drilling Fluid in HDD Mixing the Mud: The Science of Drilling Fluid in HDD


Drilling fluid is the life fluid of a trenchless project; it can literally make or break a borehole. Therefore, managing and selecting the...

Utility Tunneling Vs. Pipe Jacking Trenchless Construction Methods Utility Tunneling Vs. Pipe Jacking Trenchless Construction Methods Utility Tunneling Vs. Pipe Jacking Trenchless Construction Methods Utility Tunneling Vs. Pipe Jacking Trenchless Construction Methods


Take a look at the utility tunneling and pipe jacking trenchless construction methods, and discover how their key differences play a...

Understanding Key Laboratory Testing Methods for Site Investigation Understanding Key Laboratory Testing Methods for Site Investigation Understanding Key Laboratory Testing Methods for Site Investigation Understanding Key Laboratory Testing Methods for Site Investigation


Soil investigation, both intrusive and laboratory testing, can be a life-saver in terms of cost and time. These tests help the contractor...

What Lies Beneath: The Top 3 Intrusive Site Investigation Methods What Lies Beneath: The Top 3 Intrusive Site Investigation Methods What Lies Beneath: The Top 3 Intrusive Site Investigation Methods What Lies Beneath: The Top 3 Intrusive Site Investigation Methods


Intrusive site investigations provide a firsthand look at what's beneath the surface, and using these methods, one can gather information...

Understanding the 4 Stages of Site Investigation Understanding the 4 Stages of Site Investigation Understanding the 4 Stages of Site Investigation Understanding the 4 Stages of Site Investigation


Site investigation is an integral part of any construction project, and should be attributed as much significance as any other part of the...

Corrosion Mechanisms of Buried Pipes Corrosion Mechanisms of Buried Pipes Corrosion Mechanisms of Buried Pipes Corrosion Mechanisms of Buried Pipes


Metal pipes are subject to corrosion irrespective of their environment, unless they are protected. Corrosion primarily weakens a pipeline...

Why Reinforced Concrete Pipe Is Ideal for Pipe Jacking Why Reinforced Concrete Pipe Is Ideal for Pipe Jacking Why Reinforced Concrete Pipe Is Ideal for Pipe Jacking Why Reinforced Concrete Pipe Is Ideal for Pipe Jacking


The long service life of reinforced concrete pipe (RCP), its strength and durability, has made it an economical choice for contractors and...

The Direct Pipe Method: Combining the Benefits of HDD and Microtunneling The Direct Pipe Method: Combining the Benefits of HDD and Microtunneling The Direct Pipe Method: Combining the Benefits of HDD and Microtunneling The Direct Pipe Method: Combining the Benefits of HDD and Microtunneling


Direct pipe is a hybrid method incorporating the benefits of HDD and microtunneling, while setting aside tedious, time-consuming processes...

The Importance of Tracer Wire Systems in Trenchless Technology The Importance of Tracer Wire Systems in Trenchless Technology The Importance of Tracer Wire Systems in Trenchless Technology The Importance of Tracer Wire Systems in Trenchless Technology


One way to ensure that pipelines are accurately detected is using tracer wires during installation so that they can be detected at a later...

How to Detect and Control Hydrogen Sulfide Corrosion Problems in Sewer Pipes How to Detect and Control Hydrogen Sulfide Corrosion Problems in Sewer Pipes How to Detect and Control Hydrogen Sulfide Corrosion Problems in Sewer Pipes How to Detect and Control Hydrogen Sulfide Corrosion Problems in Sewer Pipes


The cost of hydrogen sulfide corrosion rehabilitation escalates when municipalities fail to undertake periodic inspections, and condition...

Butt Fusion & Polyethylene Pipe: How to Effectively Use This Trenchless Method Butt Fusion & Polyethylene Pipe: How to Effectively Use This Trenchless Method Butt Fusion & Polyethylene Pipe: How to Effectively Use This Trenchless Method Butt Fusion & Polyethylene Pipe: How to Effectively Use This Trenchless Method


Polyethylene pipes are virtually impervious to attack by moisture, water and soil, and are non-conductors of electricity. These are some of...

Identifying and Managing Dangers Associated with Subsurface Utilities Identifying and Managing Dangers Associated with Subsurface Utilities Identifying and Managing Dangers Associated with Subsurface Utilities Identifying and Managing Dangers Associated with Subsurface Utilities


The risk associated with digging blindly can be dangerous or even fatal. Knowing the location of utility lines is very important prior to...

Effectively Using Utility Detecting Devices Effectively Using Utility Detecting Devices Effectively Using Utility Detecting Devices Effectively Using Utility Detecting Devices


Science and technology have played an important role in making utility detection precise, efficient and easy to use. The importance of...

Your Comprehensive Guide to Condition Assessment of Buried Pipelines Your Comprehensive Guide to Condition Assessment of Buried Pipelines Your Comprehensive Guide to Condition Assessment of Buried Pipelines Your Comprehensive Guide to Condition Assessment of Buried Pipelines


Not only is a failed sewer system harmful for the environment, it is also expensive to rehabilitate. This is where condition assessment...

Trenchless Rehabilitation Evaluation: How to Properly Inspect and Locate Damaged Pipelines Trenchless Rehabilitation Evaluation: How to Properly Inspect and Locate Damaged Pipelines Trenchless Rehabilitation Evaluation: How to Properly Inspect and Locate Damaged Pipelines Trenchless Rehabilitation Evaluation: How to Properly Inspect and Locate Damaged Pipelines


Trenchless technology makes it possible to use trenchless nondestructive inspection methods. This helps to isolate pipes that need repair,...

Planning a Bore For a Trenchless project? Here Are 5 Important Factors to Consider Planning a Bore For a Trenchless project? Here Are 5 Important Factors to Consider Planning a Bore For a Trenchless project? Here Are 5 Important Factors to Consider Planning a Bore For a Trenchless project? Here Are 5 Important Factors to Consider


Trenchless projects are conducted beneath the surface and rely heavily on previously collected data from municipalities and through soil...

How Loads Affect Buried Pipes How Loads Affect Buried Pipes How Loads Affect Buried Pipes How Loads Affect Buried Pipes


For pipes buried under the earth, the effect of load is not observable and is only evident at pipe failure that results in leakage, loss of...

Top 5 Challenges Faced By Trenchless Technology Projects Top 5 Challenges Faced By Trenchless Technology Projects Top 5 Challenges Faced By Trenchless Technology Projects Top 5 Challenges Faced By Trenchless Technology Projects


Trenchless technology has changed the face of the construction industry, but that does not mean that trenchless technology is flawless; it...

Why Trenchless Technology Improves Asset Management in Your Municipality Why Trenchless Technology Improves Asset Management in Your Municipality Why Trenchless Technology Improves Asset Management in Your Municipality Why Trenchless Technology Improves Asset Management in Your Municipality


Asset management helps evaluate issues and take appropriate action before a failure can occur. Regular assessment and maintenance is a good...

How Trenchless Technology Improved Remediation Well and Water Well Digging Practices How Trenchless Technology Improved Remediation Well and Water Well Digging Practices How Trenchless Technology Improved Remediation Well and Water Well Digging Practices How Trenchless Technology Improved Remediation Well and Water Well Digging Practices


The practice of using HDD for installing remediation wells began in the 1990s to counter the escalating costs of traditional remediation...

A Comprehensive Guide to Fracture Mechanics and Material Safety Testing A Comprehensive Guide to Fracture Mechanics and Material Safety Testing A Comprehensive Guide to Fracture Mechanics and Material Safety Testing A Comprehensive Guide to Fracture Mechanics and Material Safety Testing


Since the 1950’s, fracture mechanics gained traction and has been proven to be an excellent resource in understanding the the formation and...

Getting Technical: Information Required in a Geotechnical Investigation Report Getting Technical: Information Required in a Geotechnical Investigation Report Getting Technical: Information Required in a Geotechnical Investigation Report Getting Technical: Information Required in a Geotechnical Investigation Report


Much importance has been attributed to geotechnical reports, primarily because of their ability to steer a project in the right direction,...

The True Cost of Trenchless Vs. Open Trench Sewer Repair The True Cost of Trenchless Vs. Open Trench Sewer Repair The True Cost of Trenchless Vs. Open Trench Sewer Repair The True Cost of Trenchless Vs. Open Trench Sewer Repair


Whenever a sewer rehabilitation project is undertaken, the primary consideration is usually the cost factor. There are two options...

Everything You Need to Know About Pipe Jacking Everything You Need to Know About Pipe Jacking Everything You Need to Know About Pipe Jacking Everything You Need to Know About Pipe Jacking


Pipe jacking is very efficient and employs a full face machine, but it has its limitations. Learn everything and more about pipe jacking...

Microtunneling Vs. Horizontal Directional Drilling: Understanding the Differences Between These Key Trenchless Methods Microtunneling Vs. Horizontal Directional Drilling: Understanding the Differences Between These Key Trenchless Methods Microtunneling Vs. Horizontal Directional Drilling: Understanding the Differences Between These Key Trenchless Methods Microtunneling Vs. Horizontal Directional Drilling: Understanding the Differences Between These Key Trenchless Methods


Horizontal directional drilling and microtunneling have become terms synonymous with trenchless technology. While both these methods can...

Trenchless Technology Associations and Institutes in the U.S. Trenchless Technology Associations and Institutes in the U.S. Trenchless Technology Associations and Institutes in the U.S. Trenchless Technology Associations and Institutes in the U.S.


Check out this list of associations that deal with the implementation and advancement of trenchless technology, safety and material...

HDPE THERMOFORMED PIPE sanitary sewer HDPE THERMOFORMED PIPE sanitary sewer HDPE THERMOFORMED PIPE sanitary sewer HDPE THERMOFORMED PIPE sanitary sewer


Thermoform means to shape a plastic material such as high-density polyethylene (HDPE) or polyvinyl chloride (PVC) using heat and pressure....

dirty water from sink corrosion rust in water dirty water from sink corrosion rust in water dirty water from sink corrosion rust in water dirty water from sink corrosion rust in water


Corrosion happens to be the primary cause for maintenance related issues wherever metal is used. Cathodic protection can be applied to...

drilling fluid drilling mud slurry drilling slurry bentonite drilling fluid drilling mud slurry drilling slurry bentonite drilling fluid drilling mud slurry drilling slurry bentonite drilling fluid drilling mud slurry drilling slurry bentonite


Bentonite in drilling mud is used to both assist the drilling and boring process, as well as condition the ground depending on the soil...

How Fuzzy Logic is Making Big Profits in Trenchless Technology How Fuzzy Logic is Making Big Profits in Trenchless Technology How Fuzzy Logic is Making Big Profits in Trenchless Technology How Fuzzy Logic is Making Big Profits in Trenchless Technology


The directional drilling industry is gaining strong results from using fuzzy logic. Learn how fuzzy logic is turning major profits in the...

galvanized steel pipe replacing galvanized steel pipes galvanized steel pipe replacing galvanized steel pipes galvanized steel pipe replacing galvanized steel pipes galvanized steel pipe replacing galvanized steel pipes


Galvanized steel pipes are made by dipping steel pipes into molten zinc. This coating helps prevent the pipe from corroding, however;...

HDD origin Horizontal directional drilling in oil industry 1960s HDD origin Horizontal directional drilling in oil industry 1960s HDD origin Horizontal directional drilling in oil industry 1960s HDD origin Horizontal directional drilling in oil industry 1960s


Horizontal directional drilling (HDD) began in the oil and gas industry and is new in the construction industry. It was first introduced...

traffic construction and trenchless construction traffic diversion traffic construction and trenchless construction traffic diversion traffic construction and trenchless construction traffic diversion traffic construction and trenchless construction traffic diversion


Construction traffic diversions are often needed during conventional trenching, however, during trenchless projects, traffic may or may not...

gas installation gas pipeline gas line trenchless gas line installation gas installation gas pipeline gas line trenchless gas line installation gas installation gas pipeline gas line trenchless gas line installation gas installation gas pipeline gas line trenchless gas line installation


Gas pipelines may pass through environmental areas like palustrine wetlands, estuaries, rivers, lakes, gardens and forests, trenchless...

Understanding the Differences Between Pigging and Robotic Pipe Inspection Methods Understanding the Differences Between Pigging and Robotic Pipe Inspection Methods Understanding the Differences Between Pigging and Robotic Pipe Inspection Methods Understanding the Differences Between Pigging and Robotic Pipe Inspection Methods


Pigging and robotic inspection have become important parts of trenchless operations, but before deciding, you need to make cost estimates...

pros and cons of trenchless trenchless pros and cons pros and cons of trenchless trenchless pros and cons pros and cons of trenchless trenchless pros and cons pros and cons of trenchless trenchless pros and cons


There are many trenchless pipeline installation methods, like HDD, HAB, pipe ramming, and impact moling, however, these all come with their...

how to defrost frozen pipes how to defrost frozen pipes how to defrost frozen pipes how to defrost frozen pipes


Depending on location and material, how to defrost frozen pipes is different for each circumstance. There are several methods used to...

preventing frozen pipes in the winter preventing frozen pipes in the winter preventing frozen pipes in the winter preventing frozen pipes in the winter


'Prevention is better than cure' is an old and wise adage and it applies well to winter preparation and preventing frozen pipes. Locate...

elon musk tunnel boring machine elon musk tunnel boring machine elon musk tunnel boring machine elon musk tunnel boring machine


The Elon Musk tunnel boring machine (TBM) is surprisingly a used one he named Godot, which is 14-feet in diameter and about 400-feet long....

auger drill drilling deviations technical hole deviations auger drill drilling deviations technical hole deviations auger drill drilling deviations technical hole deviations auger drill drilling deviations technical hole deviations


Deviation is essentially departing from the intended course and ending up somewhere entirely different. Collectively, these types of...

tunnel boring machine how tunnel boring machines work tunnel boring machine how tunnel boring machines work tunnel boring machine how tunnel boring machines work tunnel boring machine how tunnel boring machines work


The efficient modern tunnel boring machine (TBM) that smoothly slices through clay, rock and shale is a result of many failed attempts at...

large diameter borehole problems large diameter borehole problems large diameter borehole problems large diameter borehole problems


Direct indicators of an unstable borehole include the excess volume of drill cuttings, caving or heaving at the surface, cement required in...

trenchless rehabilitation water line repair home water line repair busted pipes trenchless repair trenchless rehabilitation water line repair home water line repair busted pipes trenchless repair trenchless rehabilitation water line repair home water line repair busted pipes trenchless repair trenchless rehabilitation water line repair home water line repair busted pipes trenchless repair


The cost associated with changing plumbing lines have many homeowners trying to make do with faulty, leaking plumbing and taps. Fortunately...

clogged pipes grease blocked pipe grease clogged pipes grease blocked pipe grease clogged pipes grease blocked pipe grease clogged pipes grease blocked pipe grease


Bathroom drain clogs occur when skin flakes, body oil, hair, dirt and soap build up on the walls of the drain pipe. In the kitchen, they...

moldy wall black mold on wall water line repair waterline damage moldy wall black mold on wall water line repair waterline damage moldy wall black mold on wall water line repair waterline damage moldy wall black mold on wall water line repair waterline damage


The most common signs of impending water line repair are leaky faucets, loss of water pressure, discolored water, and dampness or mold on...

natural gas natural gas pipeline natural gas line natural gas installation natural gas natural gas pipeline natural gas line natural gas installation natural gas natural gas pipeline natural gas line natural gas installation natural gas natural gas pipeline natural gas line natural gas installation


A quarter of the energy needs of the United States are met by natural gas. Through trenchless technology, it is now possible to lay natural...

The Basics of Spray-in-Place Pipe The Basics of Spray-in-Place Pipe The Basics of Spray-in-Place Pipe The Basics of Spray-in-Place Pipe


Here we will take a closer look at the SIPP method of pipe rehabilitation, a trenchless method similar to CIPP and which still eliminates...

lead pipe replacing lead pipes with trenchless technology the dangers of lead pipes lead pipe replacing lead pipes with trenchless technology the dangers of lead pipes lead pipe replacing lead pipes with trenchless technology the dangers of lead pipes lead pipe replacing lead pipes with trenchless technology the dangers of lead pipes


Many methods like cured-in-place pipe (CIPP), sliplining, pipe bursting, pipe pulling, etc. have revolutionized the underground...

Easement and Contract: The Legalities of Trenchless Projects Easement and Contract: The Legalities of Trenchless Projects Easement and Contract: The Legalities of Trenchless Projects Easement and Contract: The Legalities of Trenchless Projects


The most challenging part in the planning phase is land easement acquisition. Thanks to trenchless technology, land owners are more...

Sliplining or Pipe Bursting for Pipe Repair? Sliplining or Pipe Bursting for Pipe Repair? Sliplining or Pipe Bursting for Pipe Repair? Sliplining or Pipe Bursting for Pipe Repair?


Sliplining is ideal for straight pipes with slight to no bends, no protrusions or severe deformations. Pipe bursting does not allow for...

Working With Drilling Deviations Working With Drilling Deviations Working With Drilling Deviations Working With Drilling Deviations


Drilling deviations come in many forms. The 1st order lineal deviation includes vertical deviation (msVD) and horizontal deviation (msHD)....

The Process of Pipe Ramming The Process of Pipe Ramming The Process of Pipe Ramming The Process of Pipe Ramming


When it comes to placing pipes under railroads, embankments, roads and landscapes, pipe ramming is the preferred trenchless method because...

The Lifespan of Steel, Clay, Plastic & Composite Pipes The Lifespan of Steel, Clay, Plastic & Composite Pipes The Lifespan of Steel, Clay, Plastic & Composite Pipes The Lifespan of Steel, Clay, Plastic & Composite Pipes


The commonly used pipe materials are high-density polyethylene (HDPE), Polyvinyl Chloride (PVC), reinforced concrete, steel, and vitrified...

When Ground Improvement is Needed During Trenchless Rehabilitation When Ground Improvement is Needed During Trenchless Rehabilitation When Ground Improvement is Needed During Trenchless Rehabilitation When Ground Improvement is Needed During Trenchless Rehabilitation


Ground improvement is basically done to stabilize soil and prevent it from settling or collapsing, especially when a utility pipeline or...

Trenchless Operations Safety Do’s and Don’ts Trenchless Operations Safety Do’s and Don’ts Trenchless Operations Safety Do’s and Don’ts Trenchless Operations Safety Do’s and Don’ts


Though trenchless construction eliminates excavation, the site selected for beginning the project should be where minimum disruption to...

Cost-Saving Trenchless Dewatering in Construction Projects Cost-Saving Trenchless Dewatering in Construction Projects Cost-Saving Trenchless Dewatering in Construction Projects Cost-Saving Trenchless Dewatering in Construction Projects


This water needs to be drained effectively to stabilize the soil so that construction work can proceed. If dewatering is not managed well,...

The Science of Getting it Right: Locating Underground Utilities The Science of Getting it Right: Locating Underground Utilities The Science of Getting it Right: Locating Underground Utilities The Science of Getting it Right: Locating Underground Utilities


This article takes an in-depth look at the advancements in science and technology that allow for the detection of subsurface elements....

Horizontal Directional Drilling: 7 Key Facts to Know Horizontal Directional Drilling: 7 Key Facts to Know Horizontal Directional Drilling: 7 Key Facts to Know Horizontal Directional Drilling: 7 Key Facts to Know


Pilot hole curvature, the reamer size and the viscosity of the drilling fluid all require adequate planning knowledge in horizontal...

Planning a Microtunneling Project: What You Need to Know Before You Begin Planning a Microtunneling Project: What You Need to Know Before You Begin Planning a Microtunneling Project: What You Need to Know Before You Begin Planning a Microtunneling Project: What You Need to Know Before You Begin


Advancements in trenchless technology have made underground pipe installation easier, faster, and cheaper. Failing to plan can mean heavy...

An Overview of Trenchless Tunneling An Overview of Trenchless Tunneling An Overview of Trenchless Tunneling An Overview of Trenchless Tunneling


Trenchless tunneling utilizes a variety of tunneling methods like microtunneling, Directional Drilling, Auger Boring, Moling, etc....

7 Types of Trenchless Rehabilitation Methods and How They Are Used 7 Types of Trenchless Rehabilitation Methods and How They Are Used 7 Types of Trenchless Rehabilitation Methods and How They Are Used 7 Types of Trenchless Rehabilitation Methods and How They Are Used


Trenchless rehabilitation includes grout-in-place pipes, cured-in-place pipes, shotcrete, sliplinging, pipe bursting and more to...

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