- Test the existing system with a pressure washer to locate the existing discharge locations
- Assess the condition of the existing drainage system before the new line is built
- Buried 4 in. solid PVC pipe, run out from the foundation to the sidewalk, laid on grade
- Discharges at a pop-up emitter clear of the house
- Includes pipe, fittings, excavation, backfill and the ground restored
- 4 in. cleanout brought up to grade where the downspout ties into the run
- Lets the system be flushed at maintenance time so the line does not clog
- The last 10 ft of the run in 4 in. flexible corrugated pipe
- Crosses under the sidewalk without digging it too deep and without cutting the walk
- Emitter set on a bed of #57 gravel at the end of the buried run, clear of the foundation
- Opens when it rains, stays closed between storms to keep dirt and mulch out of the line
- Downspout cut to length at the wall and tied into the buried line with a 3x4 shoe/adapter
| Service | Quantity | Amount |
|---|---|---|
| 10103.6 — Existing Drainage System Test | 1 job | $250.00 |
| 10103.6 — Downspout Discharge Line | 40 LF | $1,200.00 |
| 10103.6 — Cleanout at the Tie-In | 1 ea | $90.00 |
| 10103.6 — Under-Sidewalk Crossing — Flexible Corrugated Pipe | 10 LF | $250.00 |
| 10103.6 — Pop-Up Discharge Emitter | 1 ea | $120.00 |
| 10103.6 — Downspout Tie-In | 1 ea | $90.00 |
| Subtotal | $2,000.00 | |
| GRAND TOTAL | $2,000.00 |
- ▶ Crawlspace Encapsulation SystemEncapsulation & vapor barrier
- ▶ Clean Out & Vapor Barrier InstallDebris removal + new barrier
- ▶ Top-Down Subfloor RepairSubfloor replacement
- ▶ Encapsulation & Drainage SystemDrainage + sump pump
Public videos of past Tidewater Home Improvement work.
Scope: test the existing drainage system with a pressure washer to locate the existing discharge locations and assess its condition; a buried 4 in. solid PVC discharge line run out from the foundation to the sidewalk (40 linear ft) with a 4 in. cleanout at the tie-in; the last 10 ft in 4 in. flexible corrugated pipe crossing under the sidewalk to a pop-up discharge emitter clear of the house; the downspout collected and tied into the buried line.
Not included: gutter cleaning or gutter repair; replacement of the existing gutters and downspouts; landscaping, sod or mulch restoration; irrigation and invisible fence lines; interior work; any concealed or hidden condition found once the ground is open, which is quoted by written change order.
Notes:
**Jobsite will be left clean once the work is completed.
**Utility locates are called in before any digging.
**No demolition and no wall work is part of this scope — nothing is removed from the property.
**The line crosses under the sidewalk with the flexible section; the walk is not cut or replaced.
Warranty: 12 months workmanship. 12 months on the drainage system.
Payment Terms — 2 Draws (50% each):
· Total Project Cost: $2,000.00
· Draw 1 — Deposit to Schedule: $1,000.00
· Draw 2 — Final on Completion: $1,000.00
Check is a preferred method.
You can pay by credit card using the link below.
https://request.plastiq.com/pay-tidewater-home-improvement-llc
Cards not eligible for payment: Virtual Affirm credit card
Validity: this estimate is valid until 11/06/2026.