Greenfield run-off rate
The Home Quality Mark, defines the greenfield run-off rate as the rate of run-off that would occur from the site in its undeveloped and therefore undisturbed state.
The greenfield volume of run-off is the volume of run-off that would occur from the site in its undeveloped and therefore undisturbed state.
Ref Home Quality Mark One, Technical Manual SD239, England, Scotland & Wales, published by BRE in 2018.
[edit] Related articles on Designing Buildings Wiki
- Bioretention system.
- BREEAM Flood risk management.
- BREEAM Surface water run-off.
- Design flood event.
- Design flood level.
- Discharge point.
- Flood.
- Home Quality Mark.
- Building Research Establishment.
- Flood plain.
- Flood risk.
- Flood risk assessment.
- Flood risk management plan.
- Flood zone.
- Flood defences.
- Surface water
- Surface water run-off.
- Sustainable urban drainage systems.
Featured articles and news
Art of Building CIOB photographic competition public vote
The last week to vote for a winner until 10 January 2025.
The future of the Grenfell Tower site
Principles, promises, recommendations and a decision expected in February 2025.
20 years of the Chartered Environmentalist
If not now, when?
Journeys in Industrious England
Thomas Baskerville’s expeditions in the 1600s.
Top 25 Building Safety Wiki articles of 2024
Take a look what most people have been reading about.
Life and death at Highgate Cemetery
Balancing burials and tourism.
The 25 most read articles on DB for 2024
Design portion to procurement route and all between.
The act of preservation may sometimes be futile.
Twas the site before Christmas...
A rhyme for the industry and a thankyou to our supporters.
Plumbing and heating systems in schools
New apprentice pay rates coming into effect in the new year
Addressing the impact of recent national minimum wage changes.
EBSSA support for the new industry competence structure
The Engineering and Building Services Skills Authority, in working group 2.
Notes from BSRIA Sustainable Futures briefing
From carbon down to the all important customer: Redefining Retrofit for Net Zero Living.
Principal Designer: A New Opportunity for Architects
ACA launches a Principal Designer Register for architects.