Bridge conditions and maintenance for the financial year 2022/2023
Case reference FOI2023/01945
Published 21 December 2023
Request
I am making this request under the Freedom of Information Act. Please see the following set of questions.
The definition of a "road bridge" in the 'Well-Managed Highway Infrastructure A Code of Practice' is a structure with a span of 1.5m or more providing public highway passage for motor vehicles over an obstacle such as a watercourse, railway, road or valley.
Using this definition, please provide the following information for all road bridges for which you own as highway authority, including those which are jointly owned with another authority, but for which you are the lead authority.
These questions all relate to the financial year 2022/2023.
1. How many road bridges are you responsible for maintaining?
2. For the last financial year 2022/23:
(i) How many Principal Inspections have taken place in that year?
(ii) How many Principal Inspections did you plan to do in that year?
3. For the last financial year 2022/23:
(i) How many General Inspections have taken place in that year?
(ii) How many General Inspections did you plan to do in that year?
4. For the last financial year 2022/23 how many Structural Reviews did you undertake?
5. How many substandard bridges do you have (in terms of ability to carry 44t vehicles)?
Please exclude bridges that have weight restrictions for environmental reasons.
6. Of these substandard bridges, how many do you intend to return or upgrade to full load carrying capacity in the next 5 years?
7. How many bridges would you return to full load carrying capacity if you had no resource restrictions?
8. (i) How many post-tensioned bridges do you have?
(ii) How many of those have had PTSIs within the last 18 years?
(iii) Of those that have not had a PTSI, how many require/are due one?
(iv) How much funding would you anticipate is required to remove the backlog of PTSIs for those bridges identified in Q8(iii)?
9. In monetary terms, what is the current Depreciation (i.e. difference between your GRC and DRC for 2022/23?
10. What is the calculated value of your workbank? (Workbank is defined as the total value of condition-based maintenance work that has been identified and can be calculated using SAVI or by other means)
11. (i) What is the annual revenue works expenditure for maintaining your bridge stock (excluding staff costs)?
(ii) What is the annual capital works expenditure for maintaining your bridges stock?
(iii) What total budget would you estimate is required to maintain the bridge stock at its current level (standstill budget)?
12. For the last financial year: 2022/23:
(i) How many of your bridges required a Stage 1 Scour Assessment?
(ii) How many Stage 1 Scour Assessments did you undertake?
13. For the last financial year: 2022/23:
(i) How many of your bridges required a Stage 2 Scour Assessment?
(ii) How many Stage 2 Scour Assessments did you undertake?
14. (i) How many bridges under your management completely collapsed in 2022/23?
(ii) How many bridges under your management partially collapsed in 2022/23?
(iii) Would you be happy to share the detail with members of the UK Bridges Board? Y/N
15. What was your Bridge Stock Condition Index (BSCI) at the end of 2022/23 (or current if easier)?
16. What issues with managing your bridge stock causes you most concern?
Response
I am making this request under the Freedom of Information Act. Please see the following set of questions.
The definition of a "road bridge" in the 'Well-Managed Highway Infrastructure A Code of Practice' is a structure with a span of 1.5m or more providing public highway passage for motor vehicles over an obstacle such as a watercourse, railway, road or valley.
Using this definition, please provide the following information for all road bridges for which you own as highway authority, including those which are jointly owned with another authority, but for which you are the lead authority.
These questions all relate to the financial year 2022/2023.
1. How many road bridges are you responsible for maintaining?
2. For the last financial year 2022/23:
(i) How many Principal Inspections have taken place in that year?
(ii) How many Principal Inspections did you plan to do in that year?
3. For the last financial year 2022/23:
(i) How many General Inspections have taken place in that year?
(ii) How many General Inspections did you plan to do in that year?
4. For the last financial year 2022/23 how many Structural Reviews did you undertake?
5. How many substandard bridges do you have (in terms of ability to carry 44t vehicles)?
Please exclude bridges that have weight restrictions for environmental reasons.
6. Of these substandard bridges, how many do you intend to return or upgrade to full load carrying capacity in the next 5 years?
7. How many bridges would you return to full load carrying capacity if you had no resource restrictions?
8. (i) How many post-tensioned bridges do you have?
(ii) How many of those have had PTSIs within the last 18 years?
(iii) Of those that have not had a PTSI, how many require/are due one?
(iv) How much funding would you anticipate is required to remove the backlog of PTSIs for those bridges identified in Q8(iii)?
9. In monetary terms, what is the current Depreciation (i.e. difference between your GRC and DRC for 2022/23?
10. What is the calculated value of your workbank? (Workbank is defined as the total value of condition-based maintenance work that has been identified and can be calculated using SAVI or by other means)
11. (i) What is the annual revenue works expenditure for maintaining your bridge stock (excluding staff costs)?
(ii) What is the annual capital works expenditure for maintaining your bridges stock?
(iii) What total budget would you estimate is required to maintain the bridge stock at its current level (standstill budget)?
12. For the last financial year: 2022/23:
(i) How many of your bridges required a Stage 1 Scour Assessment?
(ii) How many Stage 1 Scour Assessments did you undertake?
13. For the last financial year: 2022/23:
(i) How many of your bridges required a Stage 2 Scour Assessment?
(ii) How many Stage 2 Scour Assessments did you undertake?
14. (i) How many bridges under your management completely collapsed in 2022/23?
(ii) How many bridges under your management partially collapsed in 2022/23?
(iii) Would you be happy to share the detail with members of the UK Bridges Board? Y/N
15. What was your Bridge Stock Condition Index (BSCI) at the end of 2022/23 (or current if easier)?
16. What issues with managing your bridge stock causes you most concern?
A. Please see the attached FOI2023 01945 Response Spreadsheet for answers to the above questions.
Documents
This is Herefordshire Council's response to a freedom of information (FOI) or environmental information regulations (EIR) request.
You can browse our other responses or make a new FOI request.