Not All Dirt Is Worth the Dig: Why Feasibility Matters
Not All Dirt Is Worth the Dig: Why Civil Feasibility Should Come Before the Deal
In Houston's development market, the purchase price of land is only the beginning of the story.
JRH Engineering is a licensed civil, structural, and land development engineering firm serving Texas, North Carolina, and Florida.
JRH guiding principles are: Engineering Excellence. Delivered on Time. Built on Value.
A tract that looks like a great deal on paper can become significantly more expensive once a developer understands what it will actually take to make the property buildable.
Some of the largest costs are often below ground, tied to infrastructure, or hidden in the development requirements.
Issues That Can Significantly Affect a Project Budget
Floodplain and dirt fill. Raising portions of a site three to five feet can require massive quantities of imported fill, dramatically changing site-development costs.
Detention. Large detention basins can consume acreage that could otherwise generate revenue.
Retaining-wall detention can reduce the pond footprint and recover usable land, but the added structural cost can be significant.
Utility extensions and capacity. A property may be advertised as having utilities available, but proximity to a water or sanitary sewer line does not necessarily mean adequate capacity exists.
This is especially critical for high-density multifamily and mixed-use developments. Existing water and wastewater systems, lift stations, and treatment facilities may not have the capacity to accommodate the proposed development without significant public infrastructure extensions or upgrades.
Pipeline and easement conflicts. Pipeline crossings and existing utility easements can affect site layout, roadway connections, utility routes, and developable acreage, sometimes requiring expensive crossings or redesign.
Impact fees. Rising water, wastewater, roadway, and other applicable impact fees can represent a substantial upfront development cost.
Entitlements and rezoning. A property's value may be based on its intended use, but obtaining the necessary zoning, entitlements, variances, or approvals can add both cost and time before construction begins.
Longer review timelines. Delayed engineering and agency review times can translate into additional land carry, financing, and scheduling costs.
Another issue we frequently encounter at JRH Engineering is assumed infrastructure. Developers sometimes come to us after being told that a tract has utility capacity or that detention has already been provided. Sometimes it has. Sometimes, after further investigation, we find that the capacity isn't available or hasn't actually been allocated to that property.
That can be an expensive discovery after the land has already been purchased.
Case Study: "Utilities Available" Doesn't Always Mean Utilities Are at the Site
The Project
JRH Engineering provided civil engineering support for a 100+ acre development in Texas, sold to the developer with the understanding that water and sanitary sewer utilities were available to serve the site.
The Challenges
While system capacity did exist, the developer later learned that the infrastructure still had to be physically extended approximately 12,000 feet for water and 5,500 feet for sanitary sewer to reach the development.
The sanitary sewer extension had to cross an existing pipeline.
The initial pipeline clearance requirement was five feet, which would have affected the gravity sewer elevations enough to potentially require a costly wastewater lift station.
The Objectives
Extend water and sanitary sewer service the required distance to reach the development.
Resolve the pipeline crossing conflict without triggering a lift station.
Maintain a gravity sewer connection to avoid the added cost and long-term operational burden of pumped infrastructure.
The Solutions JRH Engineering Provided
JRH Engineering worked through the pipeline conflict and successfully negotiated the required clearance from five feet to three feet, allowing the sanitary sewer to maintain a gravity connection and helping the developer avoid the additional cost and long-term operational burden of a lift station.
Result: The development maintained a gravity sewer connection despite the pipeline conflict, avoiding a lift station and its associated construction and long-term operational costs.
This project is a good example of why "utilities available" and "utilities at the site" are two very different things.
Early civil feasibility should verify not only utility capacity, but also the location, depth, extension requirements, easement and pipeline conflicts, and the true cost of getting those utilities to the development.
The lesson: Utility capacity may make a project possible, but the cost of reaching that capacity can materially change the land deal.
Civil Feasibility Can Be a Negotiation Tool
These development challenges don't necessarily make a property a bad deal.
They may simply mean it isn't worth the original asking price.
This is why JRH Engineering encourages developers to perform a civil feasibility study during the due-diligence period and before the land purchase is finalized.
Our civil engineering team can evaluate floodplain impacts, anticipated fill quantities, preliminary detention requirements, utility availability and capacity, pipeline and easement conflicts, drainage and outfall conditions, roadway and access requirements, public infrastructure extensions, impact fees, entitlement considerations, and anticipated permitting challenges.
From there, JRH Engineering can help establish preliminary civil development costs and identify how much of the property may actually remain usable or revenue-producing.
Those findings can then be incorporated into the developer's pro forma and brought back to the negotiating table.
If significant additional infrastructure, fill, detention, or site improvements are necessary just to make the property developable, those costs should be considered when determining what the developer can reasonably pay for the land.
The question shouldn't simply be:
"What does the dirt cost?"
It should be:
"What does this dirt cost once I can actually build on it?"
Bringing JRH Engineering into the process early allows civil engineering to become more than a design service. A civil feasibility study can be a valuable acquisition and negotiation tool — helping developers uncover costs early, verify infrastructure capacity, protect their ROI, and negotiate a land price that reflects the property's actual development conditions.
Not all dirt is worth the dig at the asking price. Sometimes the engineering doesn't kill the deal — it helps negotiate a better one.
This Applies Beyond Texas
Texas: Utility extension distance, pipeline conflicts, and detention footprint are common due-diligence gaps across Houston-area developments.
North Carolina: Utility capacity assumptions can be just as costly on Piedmont-region subdivisions, particularly where sewer extension is required for new lots.
Florida: Water management district review and utility capacity questions often compound with flood zone requirements on undeveloped tracts.
For general information on utility infrastructure planning, see the American Public Works Association.
For background on pipeline safety and clearance standards, see the Pipeline and Hazardous Materials Safety Administration.
Frequently Asked Questions
What does "utilities available" actually mean for a development site?
It can mean system capacity exists somewhere in the area, but not necessarily that the infrastructure physically reaches the site — extension distance and cost should be verified separately.
Why would a sanitary sewer extension need to cross a pipeline?
Depending on the site's location and the required utility alignment, the shortest or most gravity-efficient route may cross an existing pipeline easement, requiring negotiated clearance.
What is a wastewater lift station, and why would developers want to avoid one?
A lift station pumps wastewater uphill when a gravity connection isn't possible, adding both construction cost and long-term operational and maintenance costs compared to a gravity system.
Can pipeline clearance requirements be negotiated?
In some cases, yes. Working directly with the pipeline operator, as in this case study, can sometimes reduce clearance requirements enough to preserve a gravity connection.
Why should a civil feasibility study happen before a land purchase closes?
A feasibility study can identify utility extension costs, capacity issues, and pipeline conflicts before they become expensive surprises after the purchase is finalized.
Who should perform a civil feasibility study on a development site?
A civil engineer experienced in utility, drainage, and land development due diligence can evaluate a site's actual development costs before a purchase decision is made.
Want More Information on this Topic?
If a property in Texas, North Carolina, or Florida needs a civil feasibility review before purchase, JRH Engineering's team is available to help.
Call JRH Engineering: (800) 227-9635
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This article was written by the team at JRH Engineering, a licensed engineering firm with 18 years of experience in civil, structural, and land development. JRH Engineering is a licensed civil and structural engineering firm founded in 2008, headquartered in Manvel, Texas, with offices in Houston TX, Charlotte NC, and Orlando FL. Certified WBE, WOSB, and HUB-eligible. Phone: (800) 227-9635 | sales@jrhengineering.net | jrhengineering.net. Texas PE license is F-10385. North Carolina PE license is P-3118. Florida license is 38516.
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