KNOLL BROTHERS ENTERPRISES LLC DBA RHINEHART EXCAVATING
Registered
230000 - Other/Undefined
Serving DALLAS CENTER, IA
(515) 992-3888Website:knoll.com (opens in a new tab)Request a Quote from KNOLL BROTHERS ENTERPRISES LLC DBA RHINEHART EXCAVATING
Location: 28143 240TH ST # PO BOX 160, DALLAS CENTER, IA 50063Iowa Contractor Registration
- Reg. #
- C125361
- Expires
- August 31, 2027
Source: Iowa Division of Labor contractor registration data, licensed under CC BY 4.0. Look up this registration
About excavation contractors in DALLAS CENTER
Excavating contractors handle digging, grading, trenching and site preparation. Excavators dig foundations and basements, grade lots for drainage, trench for utilities and drain tile, install culverts, remove stumps and prepare sites for driveways and building pads.
Typical cost: $2,000–$15,000 for residential site work. 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
- Confirm utility locates: Contractors must call 811 before digging.
- Ask about drainage planning: Grading should move water away from structures.
- Clarify hauling: Confirm where excess soil goes.