Based in Milford, PA · serving the PA, NJ and NY tri-state corner
Licensed and Insured · PA HIC #PA225040 · Free Estimates (973) 552-8580
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Concrete septic tank set in an open excavation with a worker on a ladder
Our Services

Septic and Excavation Services Around Milford, PA

Septic system installation and repair, aerobic treatment units, excavation, drainage and French drains, land clearing, site prep and grading, retaining walls, sewer line repair and soil remediation across the PA, NJ and NY tri-state corner.

Septic system installation is the main work here: new systems and full replacements on lots with no public sewer. That includes aerobic septic systems where the design calls for a treatment unit. We also repair failing systems and dig the foundations, trenches and drainage that come with building on this ground. The same excavators clear wooded lots, grade building pads, build private roads and set retaining walls. Contaminated soil removal and sewer lateral work round out the list, and every job starts with a free estimate.

Precast concrete septic tank with two lids set on sand at the edge of green woods
Septic Repair

Repairs that get a failing septic system working again

Backups, wet ground over the drainfield and sewage odors mean a part of the system has failed. We dig it up, find the cause and repair or replace what quit working.

  • Septic tank replacement for collapsed, cracked or rusted-through tanks
  • Inlet and outlet baffle repair and replacement
  • Distribution box replacement and releveling so the lines share the flow
  • Crushed, bellied or root-damaged line repair between the tank and the field
  • Drainfield repair with new pipe and stone in the failed section
  • Full absorption area replacement, conventional or sand mound
Septic System Repair in Milford
Elevated septic mound with a washed stone bed and white distribution laterals in conifer woods
Sand Mound Systems

Elevated systems for lots with shallow rock and slow soil

We install sand mound septic systems on lots where the soil testing calls for one. That covers new homes and full replacements where an older system has failed.

  • New sand mound septic systems for homes and small commercial buildings
  • Full sand mound replacements where an older in-ground system has failed
  • Soil test pits dug with an excavator for the sewage enforcement officer
  • Septic tank, dosing tank and pump set to the approved design
  • Sand that meets the state spec, placed from the uphill side with lightweight equipment
  • Stone bed, manifold and pressure laterals built inside the sand
Sand Mound Septic Systems in Milford
Backhoe beside a new concrete septic tank fitted with green riser rings, with a laser level on a tripod
Septic Replacement

A full replacement when the old system is done

When the absorption area stops taking water and the tank is worn out, the whole system gets replaced. We dig the test pits, then build the new system to the approved design.

  • Full septic system replacement for homes and small commercial properties
  • Test pits dug with our excavators for the soil evaluation
  • Old septic tank taken out of service once it has been emptied
  • Septic tank replacement to the approved design
  • New distribution box to split the flow between the lines
  • Drain field replacement, conventional in-ground or elevated sand mound
Septic System Replacement in Milford
Drain field distribution box feeding three new laterals across a stone bed
Drain Field Repair

Repair the part, or rebuild when the soil is done

A failing drain field can come down to one crushed line, a settled distribution box or worn-out soil. We open the ground to find out which, then repair the part or rebuild the field to the approved design.

  • Crushed lateral repair with new pipe in the failed run
  • Root-filled pipe cut out and replaced
  • New distribution box set level to feed every line
  • Rebuilding a failed field section when the rest still takes water
  • Soil test pits dug for the sewage enforcement officer
  • Leach field replacement built to the approved design
Drain Field Repair in Milford
Aerobic septic system tank being lowered into the excavation by our excavator on a lake lot
Aerobic Systems

Aerobic treatment units for lots a standard tank cannot serve

We install aerobic septic systems, where a treatment unit adds air to the tank and sends cleaner water on to the absorption area. We are certified installers for Enviro-Aire treatment units.

  • Aerobic treatment unit installation for new septic systems and replacements
  • Certified installers for Enviro-Aire advanced wastewater treatment units
  • Plastic or precast concrete treatment tanks set level on a bed of stone
  • Effluent filter, risers and lids brought up to finished grade
  • Trenching for the power and alarm panel wiring, with the hookup done by an electrician
  • Absorption area built behind the unit to the approved design
Aerobic Septic Systems in Milford
Our mini excavator cutting a trench beside a house on a wooded lot
Excavation

Foundation digs, footings, utility trenches and rock ledge

We handle general excavation for homes and commercial sites around Milford: foundation and basement digs, footings, trenches and rock ledge. We run our own excavators and equipment, so the dig, the backfill and the compaction stay with one company.

  • Foundation and basement digs worked to the builder's plan
  • Footing trenches cut below the frost line
  • Utility trenches for water lines, electric conduit and drain lines
  • Water service lines trenched from the well or the main to the house
  • Rock ledge broken out and hauled off the site
  • Backfill and compaction in lifts around new foundations
Excavation Contractor in Milford
Our mini excavator trenching a drain line across a wooded residential lot
Drainage

Exterior drainage that moves water away from the house

We install French drains, curtain drains, catch basins and culverts, and regrade wet ground. Exterior stormwater drainage for homes and commercial properties around Milford.

  • French drain installation with filter fabric, washed stone and perforated pipe run to a daylight outlet
  • Curtain drains cut across a slope to catch hillside water before it reaches the house
  • Yard drainage for standing water, soggy low spots and washed out ground
  • Catch basins, grates and solid drain lines that carry water to a lower outlet
  • Culverts and cross pipes under roads and access lanes, sized to the plan
  • Footing drain lines and buried downspout lines re-run to daylight away from the foundation
Drainage and French Drain Installation in Milford
Cleared wooded lot with bare leaf covered ground, a stacked log pile and standing hardwoods behind
Land Clearing

Wooded lots cleared and ready to build on

We clear wooded lots and acreage for homesites, septic areas, roads and building pads. Trees, brush, stumps and ledge come out with excavators and leave the site.

  • Wooded lot and acreage clearing for homesites and additions
  • Selective clearing that leaves the trees you want standing
  • Brush, saplings and undergrowth cut back and removed
  • Stumps and root balls pulled out with excavators
  • Rock ledge and glacial boulders broken out and hauled off
  • Clearing for septic areas, private roads and building pads
Land Clearing in Milford
Motor grader shaping a freshly graded gravel lane climbing through bare hardwoods and pines
Site Prep and Grading

Ground made ready for the builder to start

Site prep and grading for new homes, barns and commercial buildings around Milford. We build pads, cut and fill, place stone base and put in private roads and access lanes.

  • Building pads for houses, garages, barns and commercial buildings
  • Cut and fill to bring a sloped lot to the grade on the plan
  • Rough grading and finish grading, with the topsoil spread back
  • Stone base placed and compacted in lifts
  • Gravel roads and access lanes on rural and wooded lots
  • Culverts and cross pipes under private roads
Site Preparation and Grading in Milford
Finished segmental block retaining wall with cap steps holding back a cut slope behind a house
Retaining Walls

Block and boulder walls that hold the slope

We build block and boulder retaining walls that hold slopes, cuts and fills on hillside lots. Proper base, drainage stone and pipe behind the wall, then backfill and compaction.

  • Concrete block retaining walls, stepped back and locked together course by course
  • Boulder walls set one stone at a time with an excavator
  • Excavation of the cut through glacial till, boulders and rock ledge
  • Compacted crushed stone base with the first course set below finished grade
  • Washed drainage stone, filter fabric and perforated pipe run to daylight behind the wall
  • Backfill placed in lifts and compacted as the wall goes up
Retaining Walls in Milford
Crew installing large corrugated pipe in an excavation next to an excavator
Sewer Line Repair

We dig out broken sewer laterals and lay new pipe

We repair and replace sewer laterals by open trench, from the building wall out to the sewer main. Broken, collapsed, root damaged and bellied lines come out, and new pipe goes in on a graded bed.

  • Broken, cracked and collapsed sewer laterals replaced by open trench
  • Root damaged pipe dug out and replaced with new solid pipe
  • Bellied and sagging runs reset to a steady fall toward the main
  • Offset joints and separated pipe repaired where the ground has shifted
  • Full lateral replacement from the building wall out to the sewer main
  • New lateral connections on lots where public sewer is available
Sewer Line Repair in Milford
Rusted steel underground fuel tank uncovered in an open excavation beside a house
Soil Remediation

The excavation side of an environmental cleanup

We dig out contaminated soil after heating oil releases and spills. The material goes off to a permitted facility, then clean fill puts the site back.

  • Excavation of oil contaminated soil around leaking and removed heating oil tanks
  • Digging to the depth and side limits your environmental consultant marks
  • Loading and removal of contaminated soil to a permitted disposal facility
  • Stockpiles set on plastic sheeting and kept covered while lab results come back
  • Clean fill brought in, placed in lifts and compacted
  • Careful digging next to foundations, wells, septic areas and buried utilities
Soil Remediation in Milford
Free Estimates

Get In Touch With Sawkill Environmental

Tell us about the property and what you need done, and we will come back with a free estimate. You can also call or text (973) 552-8580.

  • (973) 552-8580 · call or text
  • Milford, PA · serving the Pennsylvania, New Jersey and New York tri-state area
  • Free estimates · licensed and insured · PA HIC #PA225040

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Call (973) 552-8580