Public Infrastructure Physical Hazards

Dangerous conditions of public infrastructure (e.g., canal bridge steps) and poor lighting, creating significant safety hazards.

159 items 1 source 13 inquiries
Strongest theme matches

Mixed across source types and ranked by classifier confidence plus text match strength.

Indicative ranking
Inquiry recommendation
45match
23 - Steel fencing in underbridge gaps
Potters Bar Investigation
Consideration should be given to the use in future underbridge designs of steel fence construction rather than brickwork for filling gaps of the type found between the separate bridges at the Potters Bar site.
Matched on classifier match
Inquiry recommendation
45match
89 - Standards for standby vessels
Piper Alpha Inquiry
It should be required by regulations that each standby vessel should comply with the following standards:- (i) It should be highly manoeuvrable and able to maintain its position; (ii) It should provide full visibility of the water-line in all directions from the bridge; (iii) It should have at least two 360° searchlights capable of being remotely controlled; (iv)...
Matched on classifier match
Inquiry recommendation
45match
84 - Escape chutes and collapsible stairways
Piper Alpha Inquiry
The regulatory body should work with the industry to determine the practicability and safety of escape chutes and collapsible stairways (para 20.30).
Matched on classifier match
Inquiry recommendation
45match
81 - Free-fall TEMPSC
Piper Alpha Inquiry
Reg 5 of the Life-Saving Appliances Regulations should be amended or replaced so as to enable free-fall TEMPSC to be installed on new and existing installations. It should remain for the operator to justify its choice of TEMPSC as being appropriate in the particular conditions of its installation (para 20.24).
Matched on classifier match
Inquiry recommendation
45match
15 - Fuel flasks to continue by rail
Windscale Inquiry
Fuel flasks should, as far as possible, continue to be delivered to Windscale by rail, but this is not a matter appropriate to planning conditions (paras 14.28 and 14.45).
Matched on classifier match
Inquiry recommendation
44match
62 - Facilities for control of emergencies
Piper Alpha Inquiry
It should be required by regulation that there should be available within the TSR certain minimum specified facilities for the monitoring and control of an emergency under hostile outside conditions (paras 19.178 and 19.182). These facilities should be in the Control Room, which should be located in the TSR (para 19.179). On existing installations where the Control Room...
Matched on classifier match
Inquiry recommendation
44match
50 - Approach to fire and explosion protection
Piper Alpha Inquiry
The regulations and related guidance notes should promote an approach to fire and explosion protection:- (i) which is integrated as between - — active and passive fire protection — different forms of passive fire protection, such as fire insulation and platform layout, and — fire protection and explosion protection (paras 19.87-95); (ii) in which the need for, and...
Matched on classifier match
Inquiry recommendation
44match
7 - Safety Case specification of TSR and escape
Piper Alpha Inquiry
In connection with the above the Safety Case should specify the following:- In respect of the TSR- — its function — the conditions which constitute its integrity — the conditions for integrity of its supporting structure — the events in which and the period for which it is to maintain its integrity (paras 19.157-158). In respect of escape...
Matched on classifier match
Inquiry recommendation
41match
54 - Design of overhead line structures
Southall Inquiry
Consideration should be given to modification to the design of OHL structures to improve their response to accidents, if achievable without detriment to their primary role (para 11.16).
Matched on classifier match
Inquiry recommendation
41match
26 - In-service wheel diameter difference limit
Potters Bar Investigation
The consequences of allowing the development, on a given axle, of an in-service wheel diameter difference which is considerably in excess of the limit imposed after reprofiling should be examined and, if appropriate, an in-service limit should be introduced.
Matched on classifier match
Inquiry recommendation
41match
25 - Body-to-bogie connection failure modes
Potters Bar Investigation
Standards that prescribe strength requirements for body-to-bogie connections in vehicles should require that the potential modes of failure are determined at the design stage, and that action be taken to ensure that the integrity of the vehicle body structure is not compromised if the connection is overloaded.
Matched on classifier match
Inquiry recommendation
41match
24 - Secure OLE balance weights
Potters Bar Investigation
Consideration should be given to the reasonable practicability of securing OLE balance weights to reduce the risk of separation if they are struck during an accident.
Matched on classifier match
Inquiry recommendation
41match
14 - Minimum flangeway gap with wide gauge
Potters Bar Investigation
Taking into account the outcome of the action recommended in 13 above, consideration should be given to increasing the minimum allowable flangeway gap between open switch rails and stock rails in situations where wide gauge is found in points and cannot immediately be corrected. An explanation of the relationship between wide gauge, minimum allowable flangeway gap, and the...
Matched on classifier match
Inquiry recommendation
41match
13 - Flangeway clearance requirements
Potters Bar Investigation
Consideration should be given to revising the requirements for setting flangeway clearances in points in order to avoid contact between the flangebacks of wheels and open switch rails over the permissible ranges of wheelset and track geometry. The revision should take into account the permissible geometry of wheelsets of vehicles operating in international traffic and the relevant implications...
Matched on classifier match
Inquiry recommendation
41match
6 - Crank pivot design and inspection
Potters Bar Investigation
Consideration should be given to whether the design of crank pivots should be improved, and/or whether the inspection regime should be improved to allow earlier detection of failures of Spirol pins.
Matched on classifier match
Inquiry recommendation
41match
87 - Combined survival suit and life-jacket
Piper Alpha Inquiry
Work should be carried out with the objective of combining the functions of a survival suit and a life-jacket in one garment (para 20.32).
Matched on classifier match
Inquiry recommendation
41match
83 - Variety of means of descent to the sea
Piper Alpha Inquiry
A variety of means of descent to the sea should be provided on all installations. In accordance with recommendation 75 the types, numbers and locations of facilities for this purpose should be specified in the evacuation, escape and rescue analysis; but such facilities should include:- — fixed ladders or stairways — personal devices for controlled descent by rope...
Matched on classifier match
Inquiry recommendation
41match
82 - Life rafts
Piper Alpha Inquiry
It should be required by regulation that each installation should be provided with life rafts having in the aggregate sufficient capacity to accommodate safely on board at least the number of persons on board the installation; along with suitable ropes to enable those persons to obtain access to the life rafts after they have been launched and deployed...
Matched on classifier match
Inquiry recommendation
41match
80 - Launching TEMPSC clear of the installation
Piper Alpha Inquiry
The regulatory body should work with the industry to develop equipment and methods to enable TEMPSC to be launched clear of the installation including where, as on existing installations, they are oriented so as to point along the side of the installation (para 20.18).
Matched on classifier match
Inquiry recommendation
41match
79 - Orientation of davit-launched TEMPSC
Piper Alpha Inquiry
On new installations where the provision of davit-launched TEMPSC is acceptable to the regulatory body they should be oriented so as to point away from the installation (para 20.24).
Matched on classifier match
Inquiry recommendation
41match
78 - TEMPSC capacity
Piper Alpha Inquiry
The requirement by regulation that each installation should be provided with TEMPSC having in the aggregate sufficient capacity to accommodate safely on board 150% of the number of persons on the installation should be maintained (para 20.16). Such provision should include TEMPSC which are readily accessible from the TSR and which have in the aggregate sufficient capacity to...
Matched on classifier match
Inquiry recommendation
41match
2 - Krypton 85 removal plant development
Windscale Inquiry
BNFL should devote effort to the development of plant for the safe removal and retention of krypton 85 and, if development proves successful, should incorporate it in the proposed plant (para 10.52).
Matched on classifier match
Inquiry recommendation
41match
RONA-44 - Code of Practice for large concrete panel construction
Ronan Point Inquiry
A Code of Practice applicable specifically to large concrete panel construction should be prepared and published as a matter of urgency (paragraph 210).
Matched on classifier match
Inquiry recommendation
41match
RONA-43 - Building Regulations to cover progressive collapse
Ronan Point Inquiry
The Building Regulations should include provisions dealing with progressive collapse (paragraph 208).
Matched on classifier match
Inquiry recommendation
40match
47 - Internal doors that open easily in a crash
Southall Inquiry
The design of coaches should be such that internal doors can be easily opened in a crash situation, in darkness and irrespective of the attitude of the vehicle; and that hammers intended for breaking windows can be easily located in the same conditions (paras 11.11, 11.12).
Matched on classifier match
Inquiry recommendation
40match
69 - Immediate review of emergency systems
Piper Alpha Inquiry
The regulatory body should ask operators which have not already done so to review forthwith the ability of emergency systems to withstand severe accident conditions (para 19.191).
Matched on classifier match
Inquiry recommendation
40match
68 - Studies on emergency system vulnerability
Piper Alpha Inquiry
Studies should be done to determine the vulnerability of emergency systems to severe accident conditions and to enhance their ability to survive such conditions (para 19.190).
Matched on classifier match
Inquiry recommendation
40match
64 - Survivability of emergency systems
Piper Alpha Inquiry
The regulations and related guidance notes should promote an approach to emergency systems:- (i) which provides to a high degree the ability of these systems to survive severe accident conditions (paras 19.188-189); and (ii) which applies to communications systems the fail-safe principle (para 19.193). The emergency systems include the emergency power supplies and systems, the emergency shutdown system...
Matched on classifier match
Inquiry recommendation
40match
48 - Vulnerability of emergency shutdown valves
Piper Alpha Inquiry
Studies should be done to determine the vulnerability of ESVs to severe accident conditions and to enhance their ability to survive such conditions (para 19.43).
Matched on classifier match
Inquiry recommendation
40match
6 - Temporary Safe Refuge as accommodation
Piper Alpha Inquiry
The TSR should normally be the accommodation (paras 19.156 and 19.161). In the case of existing installations any requirement for the upgrading of the accommodation, escape routes and embarkation points should be determined on the basis of the Safety Case (para 19.165).
Matched on classifier match
Inquiry recommendation
36match
35 - Regular checks on signal alignment and sighting
Southall Inquiry
Railtrack should ensure that checks on alignment and sighting of signals are made at least annually, and at a greater frequency to be determined on the basis of errors found (paras 3.16, 16.14).
Matched on classifier match
Inquiry recommendation
36match
34 - Check signal alignment and sighting at commissioning
Southall Inquiry
Railtrack should ensure that the alignment and sighting of signals is confirmed at the time of commissioning, both from the signal and from the track, and appropriate records made, including photographs (paras 3.16, 16.14).
Matched on classifier match
Inquiry recommendation
36match
20 - Patrolman training on stretcher bars
Potters Bar Investigation
Consideration should be given to enhancing the competence of CE patrolmen, by the provision of additional training, to enable them to recognise and report emerging problems such as loose nuts and off-centre threads on adjustable stretcher bars, during basic visual inspections.
Matched on classifier match
Inquiry recommendation
36match
9 - Check flangeway gaps with supplementary drives
Potters Bar Investigation
A requirement should be introduced for flangeway gaps and supplementary drive settings on points to be checked together at defined intervals as part of maintenance.
Matched on classifier match
Inquiry recommendation
36match
7 - Quality control of insulating bushes
Potters Bar Investigation
Requirements for the quality control of insulating bushes procured for use on adjustable stretcher bars should be reviewed and enhanced where necessary.
Matched on classifier match
Inquiry recommendation
36match
3 - Managerial controls for stretcher bar risks
Potters Bar Investigation
A system of managerial controls to mitigate the risks associated with adjustable stretcher bar assemblies should be developed and implemented.
Matched on classifier match
Inquiry recommendation
36match
2 - Stretcher bar training programme
Potters Bar Investigation
A training programme based on the guidance contained in Network Rail Company Code of Practice RT/E/C/10179, The Set Up and Maintenance of Adjustable Stretcher Bars - A Good Practice Guide should be developed. All signal installation and maintenance staff, their supervisors and managers, should be trained in accordance with that programme and assessed as competent.
Matched on classifier match
Inquiry recommendation
36match
88 - Quality of standby vessels
Piper Alpha Inquiry
Changes in the regulations and the code for the assessment of standby vessels should be aimed at an improvement in the quality of standby vessels, introducing basic standards for existing vessels and higher specifications for new vessels (para 20.41).
Matched on classifier match
Inquiry recommendation
36match
86 - Survival suits and life-jackets
Piper Alpha Inquiry
The use of small transmitters or detectors on life-jackets in order to assist in the finding of personnel in the dark should be considered. Luminescent strips should be of a colour other than orange (paras 20.33-34).
Matched on classifier match
Inquiry recommendation
36match
85 - Personal survival equipment for each person
Piper Alpha Inquiry
Each individual on board an installation should be provided with:- (i) a personal survival (or immersion) suit; (ii) a life-jacket; (iii) a smoke hood of a simple filter type to exclude smoke and provide protection for at least 10 minutes during escape to or from the TSR; (iv) a torch; and (v) fireproof gloves. These articles should be...
Matched on classifier match
Inquiry recommendation
36match
72 - Shutdown in emergency on connected installation
Piper Alpha Inquiry
Operators should be required by regulation to institute and review regularly a procedure for shutting down production on an installation in the event of an emergency on another installation which is connected to the first by a hydrocarbon pipeline where the emergency is liable to be exacerbated by continuation of such production (para 19.197).
Matched on classifier match
Inquiry recommendation
36match
61 - Studies on breathable air in the TSR
Piper Alpha Inquiry
Studies should be carried out with the objective of assisting designers in predicting the breathability of air in a TSR where its external fire wall is subjected to a severe hydrocarbon fire (para 19.163).
Matched on classifier match
Inquiry recommendation
36match
56 - Protection of accommodation
Piper Alpha Inquiry
The regulations and the related guidance notes should promote an approach to protection of the accommodation:- (i) in which external fire protection is provided both to prevent breach of the accommodation and to maintain breathable air within it (para 19.170); and (ii) in which an integrated set of active and passive measures is provided to prevent ingress of...
Matched on classifier match
Inquiry recommendation
36match
46 - Studies on riser protection and SSIVs
Piper Alpha Inquiry
Studies should be carried out with the following objectives:- (i) To achieve effective passive fire protection of risers without aggravating corrosion (para 19.22). (ii) To improve the reliability and reduce the cost of SSIVs so that it is more often reasonably practicable to install them (para 19.37).
Matched on classifier match
Inquiry recommendation
36match
45 - Studies on inventory and pipeline connections
Piper Alpha Inquiry
Studies should be carried out with the following objectives:- (i) To explore the feasibility of dumping in an emergency large oil inventories, such as those in the separators, in a safe and environmentally acceptable manner, so as to minimise the inventory of fuel available to feed a fire (para 19.19). (ii) To minimise the pipeline connections to platforms...
Matched on classifier match
Inquiry recommendation
36match
RONA-36 - Owners of tall non-system-built blocks to check wind loads
Ronan Point Inquiry
Owners of tall post-war blocks (say over 100 feet high) that are not system-built should inquire into the wind loads for which the blocks were designed and seek professional advice as to the adequacy of their buildings to withstand the wind forces now known to be likely to act on them during their lifetimes (paragraph 214).
Matched on classifier match
Inquiry recommendation
36match
RONA-33 - Use recent wind research pending the new loading Code
Ronan Point Inquiry
Until the new wind loading Code is produced, designers should have regard to the results of recent research into the frequency and duration of high wind speeds, when calculating the wind loadings for which the blocks are to be designed (paragraph 214).
Matched on classifier match
Inquiry recommendation
36match
RONA-32 - New blocks to be designed against progressive collapse
Ronan Point Inquiry
Designers of new blocks must design the building so that it is not susceptible to progressive collapse, paying particular attention to introducing continuity at the joints and so disposing the load-bearing walls that alternative paths are provided in the event of local failure (paragraph 188).
Matched on classifier match
Inquiry recommendation
36match
23 - Planning authority control over new tips
Aberfan Tribunal
Local Planning Authorities should be given powers of control over the starting of new tips and the extension of existing tips. The Minister should have power to exclude in a proper case, any claim for compensation if permission to tip or to continue tipping is withheld or refused on grounds of safety (Paragraph 295).
Matched on classifier match
Inquiry recommendation
32match
87 - Faster earthing and isolation of traction current
Southall Inquiry
Consideration should be given to means of speeding up the process of earthing and isolation of traction current following an accident on an electrified section of line (para 2.15).
Matched on classifier match