F L Krapfl Inc.
general-contractor
Serving Dyersville, IA
From Google Business Profile
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Hours
| Monday | 7 AM–8 PM |
| Tuesday | 7 AM–8 PM |
| Wednesday | 7 AM–8 PM |
| Thursday | 7 AM–8 PM |
| Friday | 7 AM–8 PM |
| Saturday | Closed |
| Sunday | 7 AM–8 PM |
Listed features
- Accessibility
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
Photos on Google: 4
Recent Google reviews (excerpts)
Written by Google users, not by EdgeLocal. EdgeLocal has not verified them and does not show reviewer names.
5 out of 5 stars · Nov 2025
Great work. Added a cleanout/RV dump location and graveled a bunch of area for more parking. All of that in one day. Before and after photos are added.
5 out of 5 stars · Jun 2021
Best contractor ever definetly recommend
The owner replied to 0 of the 4 most recent reviews Google showed.
From Google Business Profile, last checked October 5, 2026.
About this business
F. L. Krapfl Construction is a trusted contractor specializing in water treatment, wastewater treatment, and concrete structures.
Services
- Water Treatment Plant Construction
- Water Main Installation
- Emergency Water Main Repairs
- Fire Hydrant and Water Main Valve Replacement
- Water Service Installation & Repair
- Water Main and Water Service Tapping
- Curb & Gutter
- Municipal Sidewalk Removal & Replacement
- Placing of Riprap/ Erosion Stone
- Ditch Grading and Cleaning
- Septic Tank Installation
- Sand Filter System Installation
- Leachate Field Installation
- Storm Sewer Installation
- Storm Sewer Replacement & Repair
- Intake Box Removals
- Sewer Treatment Plant Construction
- Sanitary Sewer Installation
- Emergency Sewer Repairs
- Sanitary Man Hole Repair & Replacement
- Sanitary Sewer Force Main Installation & Repair
- Lift Station Installation & Repairs
Service area: eastern Iowa
- In business since
- 1974
- Experience
- over 150 years of experience
Brands and certifications: Member of IOWWA as a Certified Installer
Elsewhere online: Facebook
Source: the business's own website, read automatically on October 16, 2026. Not verified by EdgeLocal.
About general contractors in Dyersville
General contractors manage construction projects, coordinating subcontractors, permits, schedules and budgets. A general contractor runs a project from plans to final inspection: pricing the job, pulling permits, scheduling framers, electricians, plumbers and finishers, ordering materials, managing the budget and making sure the work passes inspection.
Typical cost: $20,000–$150,000 for typical residential projects. See the full cost guide
Typical U.S. ranges from industry sources (2024–25); not EdgeLocal data. Your quote will vary with scope, materials and location.
Questions to ask this contractor
- Check registration, license and insurance: Ask for proof of registration, liability coverage and workers comp.
- Visit past projects: Ask for addresses or photos of similar completed jobs and references.
- Compare detailed bids: Bids should break out labor, materials, allowances and the GC fee.