Sheet Pile Contractor Orlando: Excavation Support Next to Things That Cannot Move
Orlando has none of the things that make coastal sheet pile work hard. No salt. No tide moving the water table twice a day. No limestone stopping sheets at twelve feet on half the footprint. By the standards of this trade the ground here is cooperative.
What Orlando has instead is neighbors. A hotel operating through the work. A restaurant that cannot close. Occupied commercial on three sides of the cut, a parking deck forty feet away, and an owner who will hear about every complaint. The hard part of a Central Florida sheet pile job is almost never the soil. It is everything standing around the hole while you drive.
So we plan the installation around what is next to it, not just around what is under it. That is a different conversation than most sheet pile contractors are set up to have.
We engineer the wall, source or rent the steel, drive it with our own crews, and pull it back out. Four scopes that are normally split across four companies, which is where most sheet pile schedules come apart.
Orange, Seminole, Osceola and Lake counties, and statewide on larger jobs. Orlando, Winter Park, Kissimmee, Altamonte Springs, Sanford, Lake Mary, Apopka, Maitland, Winter Garden, Oviedo and the attractions corridor.
What is standing next to the cut, how close it is, and whether it stays occupied while you work. On an Orlando infill site those three answers drive the method, the monitoring and the schedule far more than the wall height does.
Sheet Pile Work Across Florida
The conditions change hard from one Florida market to the next, and so does the job. Orlando is inland sand with occupied buildings on every side. Tampa Bay is shallow limestone and brackish water. Jacksonville is river and organics. Miami is deep excavation under a high water table. Each page covers what actually governs there.
Vibration Is the Constraint, and It Gets Decided Before Anybody Mobilizes
Driving steel into the ground moves the ground. How much, how far it carries and whether anybody should care depends on the method, the soil, the distance and what is sitting at the other end of that distance. On an open site it is a non issue. On an infill site in Orlando it can decide whether the job happens at all.
The reason this matters more here than in most of Florida is simple geography. Central Florida built out around attractions, hotels and commercial corridors that do not close for construction. The work is wedged between operating businesses rather than placed on open ground, and the owner next door has a phone.
Construction vibration has been studied formally, including work on limits and mitigation for urban settings hosted by the US Department of Transportation National Transportation Library. We do not quote numbers off a study onto a website, because the number that matters is the one measured at the structure in question. What we do is treat monitoring and a preconstruction condition survey as scope items rather than as afterthoughts.
See also our page on construction vibration damage investigations, which is the other side of this problem.
What We Put in Scope When There Are Neighbors
- A preconstruction condition survey of the structures around the work, documented with dates and photographs
- Vibration monitoring at the structures that matter, running during driving rather than sampled afterward
- Installation method selected to suit the setting instead of whatever rig is free that week
- A test section at the start, so the first sheets tell us what the rest will do
- A defined response if readings climb, agreed before the hammer starts rather than during an argument
- Notification to adjacent owners, which costs nothing and prevents most complaints
What We Actually Do With Sheet Pile
Four capabilities, and most contractors in this market hold one or two. Holding all four is what lets a problem get solved on site instead of in a letter.
Engineer the Wall
Our Florida licensed engineers produce signed and sealed sheet pile design, with the section, the tip, the bracing and the sequence worked against the actual soils. See structural engineering drawings.
Source the Material
Any section. PZ, PZC, NZ, AZ, flat web, cold formed, new or from the secondary market. If it rolls or it exists used somewhere, we can put it on your site.
Rent, Sell or Buy Back
Rent for a temporary wall, buy for a permanent one, or sell us the sheets you are done with. See steel sheet piles for sale and sell your sheet piles.
Drive and Extract
Our own crews and rigs, first sheet to last one pulled. Pile driving is our trade, not a subcontract we coordinate.
Brace and Dewater
Walers, struts, tiebacks and the groundwater control that has to land in the same sequence. A braced wall and a dry hole are one problem.
Pre Drill Where Needed
Central Florida is mostly sand, but where rock or hard layers show up we drill rather than hammer. See limestone drilling and drilled shafts.
Where Sheet Pile Earns Its Keep Around Orlando
These are the scopes that recur in Central Florida, and almost all of them are temporary works rather than permanent structures. That changes the economics as much as the engineering.
Support of Excavation
The core of this market. A temporary wall holding a cut open while the permanent structure goes in, then taken back out. Braced, monitored and sequenced against the building schedule.
Lift Stations and Wet Wells
Deep, round or square, below the water table, in a tight easement with a road on one side. Sheet pile plus dewatering is usually the only way in. See cofferdams in Florida.
Utility and Trench Work
Deep utility runs where a trench box will not reach and the excavation has to stay open longer than a box allows.
Retention and Detention Ponds
Steepened or walled pond edges where land is too valuable to give to a 4 to 1 slope. See civil engineering in Orlando.
Permanent Retaining Walls
Grade separation designed to stand after the contractor leaves, not temporary works left in the ground. See retaining wall contractor Orlando.
Bridge and Roadway
Abutment work, box culvert replacement and temporary works for county and municipal structures. See bridge construction.
Sheet Pile Work We Have Done in Central Florida
Described by scope rather than by client, because most of it sits under agreements we do not publish.
- Sheet pile walls and driven piles across a county bridge replacement program, on two separate structures
- A sheet pile cofferdam for a Central Florida water authority pump station, with the dewatering carried in the same scope
- A steel sheet pile retaining wall on a development tract north of the metro, built as permanent grade separation
- Temporary cofferdam and dewatering design for a state agency impoundment project
- Sheet piling priced for a student housing project, where the wall had to go in against an existing structure
The Other Central Florida Problem, and It Shows Up Four Years Later
Orlando is built on deep sand. Sand performs well when it has been placed and densified properly and poorly when it has not, and the difference does not announce itself at occupancy.
Uncontrolled fill and compaction shortcuts turn into differential settlement years after the certificate is signed. On sheet pile work this shows up two ways. Backfill behind a permanent wall that was never compacted properly will take the wall with it. And ground loss during driving or extraction next to an existing structure will move that structure, which is a separate problem from vibration and is often blamed on vibration.
Both are avoidable, and both are cheaper to avoid than to argue about afterward. Our soil borings and geotechnical engineering in Orlando are what the wall gets designed against.
What We Need From You to Quote an Orlando Sheet Pile Job
Nobody in this market publishes this, which is why the first week of a sheet pile job is usually spent trading emails. Send what you have and we can put a real number in front of you.
The first half of the list is the same anywhere. The second half is the Orlando half, and it is the part that moves the price here, because what surrounds the excavation drives the method, the monitoring and the schedule more than the wall height does.
Send Us Whatever You Have
- Site address and survey, so we can see the footprint and the access
- Geotechnical report or boring logs, or tell us there are none and we will run them
- Excavation depth, or wall height if it is a retaining structure
- Wall length and geometry, including corners and returns
- Temporary or permanent, and how long a temporary wall stays in the ground
- Groundwater depth, and whether anyone has measured it or assumed it
- What is next to the cut. Buildings, their age, their construction type and their distance
- Whether those buildings stay occupied during the work, and what hours they operate
- Any vibration limit written into the contract or the permit, and who set it
- Access, overhead clearance, laydown room and how far the crane can reach
Most Orlando Sheet Pile Is Temporary, Which Changes the Math
This market runs on support of excavation, and support of excavation comes back out of the ground. That makes the material decision bigger here than in markets where most walls stay in.
On a wall with a known end date, renting usually wins outright. Buying sections for a ninety day cut and then storing them in a yard until they rust is money left on the ground. Buying makes sense for a permanent wall, or for a contractor who knows the same sections will show up on the next three jobs.
We rent, sell and buy back, and we will tell you which one is cheaper for your job even when it is not the one that bills highest. A contractor talked into buying sheets they never use again does not call back, and we would rather have the next job.
Sections We Work With
Any profile family in common use. These are the ones that come up most on Central Florida work.
- PZ and PZC hot rolled Z sections, the workhorse for shoring and retaining
- NZ and AZ Z sections, widely available new and used
- Cold formed sections for lighter and shorter walls, common on utility work
- Flat web PS sections where a cellular structure is called for
- Combination wall systems where a Z section alone will not carry it
- Used and surplus sheets where condition suits the service
Sheet Pile Contractor Orlando: Frequently Asked Questions
What does a sheet pile contractor in Orlando actually do?
Four things that are usually split across four companies. We engineer the wall, source or rent the steel, drive it with our own crews and rigs, and pull it back out when the temporary works are finished. On a tight Central Florida site that matters more than it sounds, because a problem in the field gets solved in the field rather than becoming a letter about whose scope it was.
Can you drive sheet pile next to an occupied building?
Usually yes, and the planning around it is the job rather than the driving itself. A preconstruction condition survey and vibration monitoring belong in scope from the start, the installation method gets selected for the setting rather than for whatever rig is free, and a test section at the beginning tells us what the rest of the wall will do. Agreeing the response before anybody starts is what keeps a reading from becoming an argument.
How much vibration does driving sheet pile actually cause?
It depends on the method, the soil, the distance and what is at the other end of it, which is why a number off a website is worthless. Construction vibration limits and mitigation have been studied formally, including work hosted by the US Department of Transportation National Transportation Library. The number that matters on your job is the one measured at the structure in question, which is why we monitor rather than estimate.
Do you rent sheet pile, or only install it?
Both, and we sell it and buy it back. In this market renting usually wins, because most Orlando sheet pile is support of excavation and it comes back out of the ground. Buying sections for a ninety day cut and storing them afterward is money left on the ground. We will tell you which is cheaper for your job rather than defaulting to the one that bills higher.
Is Orlando sheet pile work different from coastal work?
Very. There is no salt, no tide moving the water table, and no limestone stopping sheets at twelve feet across half a footprint. The ground here is comparatively cooperative. What Orlando has instead is buildings on every side of the excavation that have to stay open while you work, and that constraint drives the method, the monitoring and the schedule.
What happens to the ground when you pull the sheets back out?
Extraction leaves a void where the steel was. On an open site that is trivial. Next to an existing structure it is not, because ground loss during extraction can move that structure, and it usually gets blamed on vibration instead. How the void is handled is part of the design rather than part of demobilization.
Do you design the wall, or do I need a separate engineer?
We design it. Our Florida licensed engineers produce signed and sealed sheet pile design, which is unusual among installers in this market. It also removes the most common failure point on these jobs, which is a wall designed by somebody who has never had to drive one, with a section selected without regard for what the ground will take.
What do you need from me to quote a sheet pile job?
Site address and survey, boring logs if they exist, excavation depth or wall height, wall length and geometry, temporary or permanent, groundwater depth, and access. Then the Orlando half: what is next to the cut, how old those buildings are, how far away they sit, whether they stay occupied, and whether any vibration limit is written into the contract or the permit. If you tell us nothing about the neighbors we have to price the worst case.
Do you handle dewatering as well?
Yes, and we scope it with the wall rather than after it. A braced wall and a dry excavation are one sequencing problem, not two contracts. When driving, bracing and dewatering get bid separately they tend to show up in the wrong order, and that cost appears as standby rather than as a line item anybody planned.
Why does settlement show up years after a Central Florida project finishes?
Because Orlando is built on deep sand, and sand performs well when it has been placed and densified properly and poorly when it has not. Uncontrolled fill and compaction shortcuts do not announce themselves at occupancy. On sheet pile work it reaches you two ways: backfill behind a permanent wall that was never compacted will take the wall with it, and ground loss next to an existing structure will move that structure.
Can you work in a tight easement or a restricted access site?
That is most of this market. Narrow easements, overhead clearance limits, a road on one side and a building on the other. Access constraints change the rig, the sheet lengths and sometimes the section, which is why we ask about laydown room and crane reach before pricing rather than after mobilizing.
What areas around Orlando do you cover?
Orange, Seminole, Osceola and Lake counties, and statewide on larger work. That includes Orlando, Winter Park, Kissimmee, Altamonte Springs, Sanford, Lake Mary, Apopka, Maitland, Winter Garden, Oviedo and the attractions corridor.
Engineering That Has Been in the Hole It Designed
Foundation Masters, LLC has been a licensed civil engineering company since 2004 and has worked in Florida since 2014 under Florida Certificate of Authorization CA number 30969.
Our team carries over 125 years of combined experience across structural, civil and geotechnical engineering, and the construction side runs under our own license rather than through a broker.
Related Orlando Engineering
- Geotechnical engineering in Orlando, where the borings and the groundwater come from
- Structural engineering in Orlando for the permanent structure the wall supports
- Civil engineering in Orlando for site, stormwater and permitting
- Construction vibration damage investigations, the other side of this problem
- Soil borings, the step that decides the tip elevation
- Foundation repair in Orlando when settlement has already happened
- Deep foundation systems when the wall is only part of the answer
Tell Us What Is Standing Next to the Hole
Foundation Masters, LLC engineers, supplies, rents, drives and extracts steel sheet pile across Orlando and Central Florida. One company from the boring log to the last sheet pulled.