Institute Of Astronomy, Observatory Building And Library Madingley Road Cambridge Cambridgeshire CB3 0HA Data via plota.co.uk

26/02485/FUL - Full Application Awaiting decision

Proposal

Alterations to provide improved disabled access, alongside general maintenance works. The scheme comprises the following: new external ramp to the eastern side of the central portico, new external ramp to service the exterior door in the western facade of the building, with interior mat well removed, regrading of external site levels to service the exterior door in the eastern facade of the building, with interior mat well removed, mechanisation of exterior doors and rearrangement of toilet block within eastern wing to provide disabled wc facility. Data via plota.co.uk

View original council record ↗

Application progress

Received
30 Jun 2026
Consultation
3 Aug 2026
Decision
Awaiting decision

This application is under consideration - no decision has been issued yet.

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Important details

Application type
Full Application
Postcode
CB3 0HA
Received
30 Jun 2026
Validated
30 Jun 2026
Ward
Castle
Case officer
Show
Target decision
25 Aug 2026
Applicant
Show
Agent
Carter Jonas LLP

Public comments

No public comments yet.

8 neighbours consulted · Last counted 23 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Site notice
3 Aug 2026
Press notice
22 Jul 2026
Env. assessment
No
South Cambridgeshire
Planning Authority Score
8.1/10
Excellent
#25 of 296 councils
Relevant to this application:
Householder decisions

South Cambridgeshire is one of the fastest councils in England for householder decisions, ranking #24 out of 296. Householder applications are slightly more likely to be approved here (95%) than the national average (90%).

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
South Cambridgeshire decision performance
Based on MHCLG data, the year to March 2026
94%
Overall approval rate
Above avg (87%) #45 of 296
95%
Householder approved
Above avg (90%) #91 of 296
84%
Decided in 8 weeks
Above avg (63%) #24 of 296
31%
Extended time limit
Below avg (41%) #60 of 296
86%
Minor dwellings approved
215 decided (1-9 homes)
96%
Major dwellings approved
27 decided (10+ homes)
79%
Change of use approved
38 decided
1,509
Total decisions
96 refused in the year to March 2026