Case Study: Orem 1978 Tract Home — Dishwasher Supply Hose Failure

Property: 1978 single-story tract rancher, north Orem, Utah County
Square Footage: 2,140 sq ft on main level over shallow crawlspace
Loss Date: September 18, 2024 — began during overnight dishwasher cycle, discovered by neighbor at 7:30 AM
Loss Category: IICRC S500 Category 1 (clean water)
Loss Class: Class 2 (contained affected area, kitchen and adjacent hallway)
Response Time: 41 minutes from dispatch confirmation to on-site arrival
Total Restoration Timeline: 22 days from initial response to full occupancy
Insurance Carrier: USAA HO-3 policy
Final Xactimate Scope: $18,340

The Loss Event

The homeowners had started the dishwasher before going to bed on September 17. The braided stainless supply hose to the dishwasher had been in service since the original 1978 kitchen renovation (a 2005 remodel replaced counters and cabinets but retained the original stainless supply hose to the dishwasher — a common oversight). At approximately 2:00 AM, the hose failed at the fitting behind the dishwasher, releasing water at approximately 3.5 GPM continuously into the kitchen for an estimated 5.5 hours before discovery.

Total water volume released: approximately 1,150 gallons. The kitchen floor drain (a rare feature in residential kitchens) handled some of the initial volume, but the drain’s capacity was exceeded within the first hour, and water spread across the kitchen floor, into the adjacent hallway, and into the hallway bathroom.

The homeowners were sleeping in the master bedroom at the opposite end of the house and did not hear the failure. A neighbor walking to work at 7:30 AM noticed water seeping from beneath the front door onto the porch and knocked to alert them. The homeowners immediately shut off the dishwasher supply valve at the under-sink location and called our emergency line at 7:41 AM.

The property is a 1978 single-story tract home representative of Orem mid-century tract construction: platform framing with fire blocking, copper supply lines (mostly re-piped to PEX during 2005 remodel), cast-iron drain, standard drywall assemblies, engineered subflooring under original oak hardwood in kitchen and hallway, tile in bathroom.

Diagnostic Sequence

Arrival at 8:22 AM (41 minutes after dispatch). Standing water on kitchen floor was approximately 1.5 inches deep across 480 sq ft (the entire kitchen area). Water had migrated into the adjacent hallway (approximately 200 sq ft) and into the hallway bathroom (approximately 55 sq ft of floor area).

Category 1 clean water source confirmed (municipal supply, no contamination, less than 24-hour duration). Class 2 loss (moderate affected area, contained to specific rooms).

Moisture readings at grid coordinates:

Kitchen hardwood floor

Solid oak at 20-28% MC across affected 480 sq ft, cupping visible across approximately 60% of surface, minor board separation at seams in the highest-moisture areas nearest the dishwasher

Hallway hardwood floor

Solid oak at 16-20% MC across 200 sq ft, minimal cupping

Bathroom tile floor

Tile surface dry after towel wipe-down; subfloor beneath at 22-26% MC via extension probe through grout line

Kitchen wall base plates (all four walls)

Framing at 22-30% MC in bottom 12 inches of exterior walls, 24-32% MC on interior walls where water had ponded against baseboards

Under-cabinet spaces

Cabinet bases at 24-32% MC across affected 45 linear feet of cabinet run

Dishwasher supply hose failure point photographed for insurance documentation. Failed hose retained for potential subrogation reference (though homeowner-caused failures without third-party involvement rarely produce subrogation opportunities).

Equipment Deployment

Truck-mounted extraction unit

Removed approximately 950 gallons of standing water from kitchen, hallway, and bathroom over 2 hours.

Phoenix R150 LGR dehumidifier

Single unit adequate for the contained scope. Deployed in kitchen with door isolation to hallway maintained.

Phoenix Focus air movers (5 units)

Directed airflow across affected hardwood surfaces at optimal angles for cupping reduction. Additional airflow directed at wall base plates and under-cabinet spaces.

Novatek NA-1500 HEPA scrubber

Deployed in kitchen for particulate management.

Kitchen cabinet toe-kick removal

Toe-kicks removed to expose cabinet base spaces for directed drying. Cabinet doors and drawers removed and set aside for cabinet interior drying.

Drying Progress

Day 1

Extraction complete. Equipment deployed. Cabinet toe-kick removal.

Day 2-3

Framing moisture dropping on schedule. Hardwood cupping partially reducing under directed airflow.

Day 4-5

Framing at 14-18% MC. Hardwood at 12-16% MC. Cabinet bases at 14-16% MC.

Day 6

Framing at 12% MC drying goal. Cabinet bases at 12% MC. Hardwood at 10% MC (target 8%).

Day 7-8

Hardwood reached 8% target after 2 additional days of directed drying.

Day 9

Three consecutive readings at drying goal confirmed across all materials. Equipment pulled.

Total drying period: 9 days.

Reconstruction Scope

Kitchen hardwood floor

Cupping had partially reversed during drying but remained visible across approximately 40% of the kitchen floor. Sanded and refinished in place rather than replaced — the original 1978 oak was in otherwise good condition and matching new material would have been difficult.

Hallway hardwood floor

Sanded and refinished to match kitchen. Board-by-board integration across the kitchen-hallway threshold.

Cabinet toe-kicks and interior drying

Toe-kicks reinstalled after cabinet base drying complete. Cabinet interior surfaces (accessible after door removal) verified dry before doors reinstalled.

Wall base plate treatment

Bottom 6 inches of drywall on affected walls cut and replaced (small strip removal preserved most of the wall assembly). Taping and finishing.

Bathroom subfloor

Subfloor drying complete before tile removal was considered necessary; tile floor remained intact and functional.

Paint and finish

Kitchen and hallway repaint to refresh appearance after refinishing work. Bathroom paint touch-up.

Insurance Coordination

USAA HO-3 policy with $1,000 deductible. USAA responded within 4 hours of initial claim submission. Adjuster on-site at day 2 of drying. USAA’s documentation preferences run to efficient photo series and clear scope narrative rather than exhaustive detail.

Documentation submitted:

• Full-resolution photo series (156 photos)
• Gridded moisture map with 12-hour interval logs
• Failed supply hose documentation
• Xactimate scope with hardwood refinishing specifications

Initial Xactimate scope: $18,340. USAA approved without modification. Homeowner responsibility limited to $1,000 deductible.

Outcome

Full restoration completed 22 days after initial loss response. Hardwood refinishing matched successfully across kitchen and hallway. Cabinet interiors verified dry with no lasting damage. Homeowners resumed normal use on October 10, 2024.

Homeowner-elected preventive measures: proactive replacement of all remaining original braided stainless supply hoses in the home (washing machine, refrigerator ice maker, all sink connections) with new hoses. Total preventive cost approximately $180 for materials plus homeowner labor. Not restoration scope; noted here as a reasonable post-loss decision.

Key Learnings

• Braided stainless supply hoses have documented service life of 5 to 10 years but are frequently retained through kitchen and bathroom remodels — hose replacement is a $10 to $30 item that’s easy to overlook when the rest of the appliance or fixture is being upgraded. This is a preventable failure mode with proactive replacement.
• Overnight dishwasher, washing machine, and ice maker operation while occupants are asleep or absent is a significant risk multiplier. Some homeowners have adopted the practice of only running these appliances while home and awake, or installing appliance-specific water shutoff valves that close automatically when the appliance cycle is complete.
• Kitchen floor drains (rare in residential construction, but present in some 1970s and 1980s Orem tract homes) provide meaningful mitigation for kitchen leaks — the drain in this case handled roughly the first 200 gallons before being overwhelmed. Floor drains in the kitchen area are worth considering during any major kitchen remodel.
• Hardwood floor refinishing rather than replacement is often the right choice when cupping partially reverses during drying. Original material matches better than any replacement material, and the total cost is significantly lower. Full replacement is warranted only when cupping doesn’t reverse or when board damage is severe.
• USAA’s efficient claim process and clear documentation preferences make it one of the more straightforward mass-market carriers to work with on residential losses. Initial submission quality drives timeline more than any other factor.

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Contact Vault Mold Removal

Phone: (385) 250-2825
Address: 1169 S 760 W, Provo, UT 84601
Hours: Monday–Saturday, 9:00 AM – 5:00 PM
Service Area: Orem, all Utah County communities from our Provo dispatch.