Planning application
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Variation of conditions (2) approved plans (3) archaeological written scheme (5) amend arboricultural impact assessment of consented permission 2023/3858 (which gave consent for Underground point of connection cables (for battery storage development) located beneath non operational land within the Norwich National Grid Main Substation) Date of Decision: 09/12/2024
As published by the council, reference 2025/2669
Application record
- Reference
- 2025/2669
- Type
- Removal/Variation of Condition
- Status
- Pending Consideration
- Received
- 27 Aug 2025
- Validated
- 27 Aug 2025
- Ward
- Mulbarton And Stoke Holy Cross
- Parish
- Stoke Holy Cross
- Postcode
- NR14 8PG
Site history
Applications at this address on the Broadland register
This site has had 4 applications since 2025: 2 approved, 0 refused.
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2025/3388 Granted
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
(T9.1) Fraxinus excelsior - fell (11.1) Pinus Species - fell (G168) Fraxinus excelsior - fell x 3 trees (G169) Fraxinus excelsior - fell x 4 trees (G170) Fraxinus excelsior - fell x 3 trees (185) Pinus sylvestris - fell (186) Pinus sylvestris - fell
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2025/2968 Granted
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
Non material amendment of 2024/1336 - Increase the height of the spoil mounds to a maximum height of 6m
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2025/0301 Awaiting decision
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
Details reserved by condition 7 (drainage details), condition 11 (trees) and condition 13 (ecology) of 2024/1336
Timeline
Dates from the published record
-
27 Aug 2025
Received by Broadland
-
20 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 22 October 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Broadland took a median of 52 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
SLR Consulting Limited Agent, registered in London
Active · incorporated 1999 · London
254 applications on PlanIndex · across 70 councils · 96% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
19 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Broadland for determination, against a statutory target of eight weeks. Over the last year Broadland decided amendment applications in a median of 51 days. More in our guide to how long planning decisions take.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
96% historically approved · decision due ~22 Oct
Variation of conditions (2) approved plans (3) archaeological written scheme (5) amend arboricultural impact assessment of consented permission 2023/3858 (which gave consent for Underground point of connection cables (for battery storage development) located beneath non operational land within the Norwich National Grid Main Substation) Date of Decision: 09/12/2024
Awaiting decision Amendments 19 docs -
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
Details of condition 9 Part A of 2024/1336 - 9a - Habitat Management and Monitoring Plan, BNG Plan
Granted Conditions 10 docs -
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
Non material amendment of 2024/1336 - Increase the height of the spoil mounds to a maximum height of 6m
Granted Amendments 4 docs -
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
Non material amendment of 2024/1336 - Increase the height of the spoil mounds to a maximum height of 6m
Granted Amendments 4 docs -
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
100% historically approved · decision due ~29 Mar
Details reserved by condition 7 (drainage details), condition 11 (trees) and condition 13 (ecology) of 2024/1336
Awaiting decision Conditions Trees 43 docs -
Norwich Main Substation Mangreen Hall Lane Dunston Norfolk NR14 8PG
100% historically approved · decision due ~29 Mar
Details reserved by condition 7 (drainage details), condition 11 (trees) and condition 13 (ecology) of 2024/1336
Awaiting decision Conditions Trees 43 docs
Other amendment applications
In Broadland
-
2026/2468 Granted
Land East Of Langley Road Chedgrave Norfolk
Non-material amendment of 2023/3613 - Addition of Electrical Substation
-
2026/2063 Refused
79 Gordon Avenue Thorpe St Andrew Norfolk NR7 0DR
Variation of condition 2 - Regularisation of as built with external access staircase and associated external door of existing application 2023/2737 (Single storey extension to the rear providing additional storage with two storey extension providing replacement staircase to existing first floor accommodation) date of decision 30/09/2024
-
2026/3017 Awaiting decision
Green Croft Villavon Way Blofield Norfolk NR13 4QP
Non-material amendment of 2026/0152 - Changing the Home Office / Gym french doors to a window, and the lounge window to become french doors. Timber cladding Gable section to be changed to brick on the west facing Elevation
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2026/1890 Granted
Land South Of Smee Lane Smee Lane Postwick Norfolk
Variation of condition 23 (Highways statement) for original application reference number: 20181601 Date of Decision: 26/04/2021
-
2026/1888 Withdrawn
45 Poringland Road Stoke Holy Cross Norfolk NR14 8NW
Non material amendment of 2025/2914 - Garage removed from proposal, roof lights added to in living room, bedroom 1 and ensuite, bifold doors at the rear changed from 2no. to 1no, external material to be timber cladding