Overview
Cut curb inlets to send runoff into pocket rain gardens; coordinate with municipality/HOA for design and permits.
Pro / Contractor€€€Peak shavingMunicipal coordination
Materials
- Curb-cut inlet components
- Pocket rain-garden soil & plants
- Underdrain to storm sewer (as required)
- Rock armour at inlets/outlets
Tools
- Concrete saw (by contractor)
- Excavator or manual tools
- Compactor, levels
Safety & Risks
- Traffic control and signage are mandatory.
- Only qualified contractors should cut concrete curbs.
Maintenance
- Street sweeping to prevent sediment clogging.
- Inspect inlets/outlets after storms; replant as needed.
Permits / Notes
- Municipal right-of-way permit and utility locates required.
Steps
- Survey grades and utilities; design storage volume and overflow.
- Permit application and traffic management plan.
- Cut curb and excavate pocket gardens.
- Install underdrain and backfill with engineered soil.
- Planting, mulch, and rock armour at inlets.
- Commissioning test during rainfall; adjust as needed.