Reservoirs (Registers and Records) (Jersey) Order 1997

RESERVOIRS (REGISTERS AND RECORDS) (JERSEY) ORDER 1997 Revised Edition 27.600.75 Showing the law as at 1 January 2006 This is a revised edition of the law Reservoirs (Registers and Records) (Jersey) Order 1997 Arrangement Revised Edition – 1 January 2006 Page - 3 27.600.75 RESERVOIRS (REGISTERS AND RECORDS) (JERSEY) ORDER 1997 Arrangement Article 1 Interpretation ................................................................................................... 5 2 Register ........................................................................................................... 5 3 Records ............................................................................................................ 6 4 Citation ............................................................................................................ 6 SCHEDULE 1 7 INFORMATION TO BE GIVEN IN REGISTER OF LARGE RAISED RESERVOIRS 7 SCHEDULE 2 8 PRESCRIBED FORM OF RECORD FOR A LARGE RAISED RESERVOIR 8 Part 1 – Water levels and depth of water ........................................................................ 9 Part 2 – Leakages, settlements of walls or other works and repairs ............................... 9 Part 3 – Persons having a function in relation to the reservoir provided for by the Law .......................................................................................................... 10 Part 4 – Certificates, reports and referees ..................................................................... 10 Part 5 – Re-use, abandonment and discontinuance of reservoirs .................................. 11 Part 6 – Catchment and standard average annual rainfall on direct and indirect catchment areas ............................................................................................. 11 Part 7 – Access, capacity etc. ........................................................................................ 12 Part 8 – Dam, reservoir wall or embankment ............................................................... 13 Part 9 – Spillway works ................................................................................................ 14 Part 10 – Measures taken in the interests of safety ....................................................... 14 Part 11 – Unusual events .............................................................................................. 14 SCHEDULE 3 15 PRESCRIBED MATTERS RELATING TO LARGE RAISED RESERVOIRS OF WHICH UNDERTAKERS ARE TO KEEP A RECORD 15 Arrangement Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 4 Revised Edition – 1 January 2006 27.600.75 Supporting Documents ENDNOTES 16 Table of Legislation History ......................................................................................... 16 Table of Renumbered Provisions ................................................................................. 16 Table of Endnote References ....................................................................................... 16 Reservoirs (Registers and Records) (Jersey) Order 1997 Article 1 Revised Edition – 1 January 2006 Page - 5 27.600.75 RESERVOIRS (REGISTERS AND RECORDS) (JERSEY) ORDER 19971 THE ENVIRONMENT AND PUBLIC SERVICES COMMITTEE, in pursuance of Articles 4, 11 and 29 of the Reservoirs (Jersey) Law 1996,2 orders as follows – Commencement [see endnotes] 1 Interpretation In this Order – “Department” means the Public Services Department; “lowest natural ground level” means, where relevant, the lowest bed level of any watercourse; “Schedule” means Schedule to this Order; “Law” means the Reservoirs (Jersey) Law 1996; 3 “top water level” means, in relation to a reservoir with a fixed overflow sill, the lowest crest level of that sill, and for a reservoir the overflow from which is controlled wholly or partly by movable gates, syphons or otherwise, the maximum level to which water may be stored exclusive of any provision for flood storage. 2 Register (1) The prescribed information to be given about large raised reservoirs in the register kept by the Minister pursuant to Article 4 of the Law shall be the information set out in Schedule 1. (2) The register shall be kept at the principal office of the Department. Article 3 Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 6 Revised Edition – 1 January 2006 27.600.75 3 Records (1) The prescribed form of the record required by Article 11(1) of the Law to be kept for every large raised reservoir by the undertakers shall be the form set out in Schedule 2. (2) The other matters of which a record is to be kept under Article 11(1) of the Law, in addition to those specified in sub-paragraphs (a) and (b) of that paragraph, shall be the matters set out in Schedule 3. (3) The information which is to be given about those matters which are specified in Article 11(1)(a) and (b) of the Law shall be that set out in Parts 1 and 2 of the Form of Record in Schedule 2 and the information which is to be given about the additional matters specified in Schedule 3 shall be that set out in Parts 3 to 11 of that form. 4 Citation This Order may be cited as the Reservoirs (Registers and Records) (Jersey) Order 1997. Reservoirs (Registers and Records) (Jersey) Order 1997 SCHEDULE 1 Revised Edition – 1 January 2006 Page - 7 27.600.75 SCHEDULE 1 (Article 2) INFORMATION TO BE GIVEN IN REGISTER OF LARGE RAISED RESERVOIRS 1. Name and situation of reservoir. 2. National grid reference of reservoir. 3. Name and address of undertakers. 4. A summary of the contents of all certificates or reports under the Law received by the Minister, including – (a) the name and address of the engineer giving the certificate or making the report, (b) the Article of the Law the certificate is given under or the report made. 5. The following information, if it is revealed by any certificate or report or is otherwise known to the Minister – (a) the category of the reservoir (i.e. whether impounding or non impounding), (b) the year(s) in which the dam(s) were completed, (c) the construction of the dam(s) (i.e. whether constructed of earth, rockfill, gravity, buttress or by other means), (d) the maximum height of the dam(s) in metres measured from the lowest natural ground level adjacent to it, to the top of the dam, excluding the height of the wave wall, (e) the capacity of the reservoir above the lowest natural ground level adjacent to it (in cubic metres) to top water level, (f) the water surface area of the reservoir at top water level (in square metres or square kilometres). 6. Name and business address of the supervising engineer or, if the reservoir is under the supervision of a construction engineer, of that engineer. 7. Date when the next inspection is due under the Law or any date recommended for the next inspection under the Law by the supervising or inspecting engineer. 8. Particulars of any appointment made by the Minister under Article 15 of the Law. 9. Particulars of any measures taken by the Minister under Article 16 of the Law, including the date on which they were taken. SCHEDULE 2 Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 8 Revised Edition – 1 January 2006 27.600.75 SCHEDULE 2 (Article 3) PRESCRIBED FORM OF RECORD FOR A LARGE RAISED RESERVOIR In this Form the “Law” means the Reservoirs (Jersey) Law 1996; “fetch” means the effective length of the reservoir over which wind can build up waves; “top water level” means, in relation to a reservoir with a fixed overflow sill, the lowest crest level of that sill, and for a reservoir the overflow from which is controlled wholly or partly by movable gates, syphons or otherwise, the maximum level to which water may be stored exclusive of any provision for flood storage; “toe” means the point on the downstream side of a dam at which the base of the reservoir embankment meets the lowest natural ground level; “lowest natural ground level” means, where relevant, the lowest bed level of any watercourse. Information is to be given in such manner and at such intervals as the construction or inspecting engineer directs. If any item of information is not applicable to the reservoir this should be stated, giving the reason why. Information given may be supplemented by the use of any relevant drawings. Name of reservoir National Grid Reference of reservoir Reservoirs (Registers and Records) (Jersey) Order 1997 SCHEDULE 2 Revised Edition – 1 January 2006 Page - 9 27.600.75 Part 1 – Water levels and depth of water Method of recording water levels Datum to which levels are referred, e.g. Ordnance Datum or the level of the overflow sill Details of directions given by the construction engineer or inspecting engineer as to the manner in which and intervals at which information about matters to which this Part relates is to be recorded A record of water levels and depth of water including the flow of water over the waste weir or overflow shall be kept by making the appropriate entries in the spaces provided below: Date Water level in reservoir Depth of water flowing over waste weir or overflow Signature and position of engineer or other person responsible for the entry Part 2 – Leakages, settlements of walls or other works and repairs A record of leakages, settlements of walls or other works, and repairs shall be kept by making the appropriate entries in the spaces provided below: Position and extent of any leakage from the reservoir or settlement of walls or other works, giving date of discovery Description of action taken consequent on discovery of leakage or settlement Signature and position of engineer or other person responsible for each entry Position and extent of any leakage from the reservoir or settlement of walls or other works, giving date of discovery Description of action taken consequent on discovery of leakage or settlement Signature and position of engineer or other person responsible for each entry Details of directions given by the construction engineer or inspecting engineer as to the manner in which and intervals at which information about matters to which this Part relates is to be recorded SCHEDULE 2 Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 10 Revised Edition – 1 January 2006 27.600.75 Part 3 – Persons having a function in relation to the reservoir provided for by the Law Undertakers Inspecting engineer Name Name Address Address Occasion for appointment of inspecting engineer (See Article 10(2) of the Law) (e.g. on recommendation of supervising engineer) Construction engineer or engineer appointed for the purposes of Article 8 of the Law Dates of appointment of – Name Construction engineer or engineer appointed under Article 8 of the Law From............. To............ Address Inspecting engineer From............. To............ Engineer appointed under Article 15 of the Law From............. To............ Any engineer appointed under Article 15 of the Law by the Minister Supervising engineer Name Name Address Address The purpose for which the appointment was made e.g. for the purposes of Article 8 of the Law Office telephone number Home telephone number Part 4 – Certificates, reports and referees A record of certificates given, reports made, or referees appointed under the Law shall be kept by making entries in the spaces provided below: Certificates Date Type (e.g. preliminary certificate) Article and paragraph of the Law under which the certificate was given Date Type (e.g. preliminary certificate) Article and paragraph of the Law under which the certificate was given Reports Date Article and paragraph of the Law under which the report was made Date Article and paragraph of the Law under which the report was made Appointment of Referees Name Date of appointment Reservoirs (Registers and Records) (Jersey) Order 1997 SCHEDULE 2 Revised Edition – 1 January 2006 Page - 11 27.600.75 Part 5 – Re-use, abandonment and discontinuance of reservoirs Re-use Name and address of qualified civil engineer acting under Article 9 of the Law Date of engineer’s appointment Details of any action taken by the Minister under Article 9 of the Law Name and address of qualified civil engineer reporting under Article 14 of the Law Date of engineer’s appointment Discontinuance Name and address of qualified civil engineer employed for purposes of Article 13 of the Law Date of engineer’s appointment Part 6 – Catchment and standard average annual rainfall on direct and indirect catchment areas Direct catchment area (m 2 or km 2 ) Indirect catchment area (m 2 or km 2 ) Method of bringing water into the reservoir from the indirect catchment area, with details of any control or pumps provided and of maximum inflow capacity Physical characteristics of direct and indirect catchment areas which affect the rate of storage of water Details of standard average annual rainfall on the direct and indirect catchment areas of the reservoir according to meteorological office records SCHEDULE 2 Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 12 Revised Edition – 1 January 2006 27.600.75 Part 7 – Access, capacity etc. 1. Description of access giving any restrictions on load, width or height of vehicles using access and details of the construction of the access route 4. Capacity of reservoir cubic metres At top water level Between the lowest natural ground level of any land adjoining the reservoir and top water level Between the lowest natural ground level of any land adjoining the reservoir and the level, as last specified in a certificate given under the Law, exclusive of any provision for flood storage 2. Category: 5. Surface water area: - m2 or km2 Impounding Non impounding At level specified in item 3 3. The level up to which water may be stored, exclusive of flood storage, as it was last specified in a certificate given under the Law At top water level 6. Fetch to dam, reservoir wall or embankment metres Direction Reservoirs (Registers and Records) (Jersey) Order 1997 SCHEDULE 2 Revised Edition – 1 January 2006 Page - 13 27.600.75 Part 8 – Dam, reservoir wall or embankment Type (Please tick the appropriate box) Date construction completed earth rockfill (specify sealing membrane or core) gravity buttress other (please specify) Levels above Ordnance Datum – of the top of the dam and reservoir wall or embankment Maximum height of the dam and reservoir wall or embankment from the lowest natural ground level at the toe (including stream bed) to the top of the dam, wall or embankment (excluding wave wall) Metres metres at the top of the wave wall Metres Details of: draw off works maximum rate of discharge bottom outlets maximum rate of discharge any other means of lowering the level of the water maximum rate of discharge SCHEDULE 2 Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 14 Revised Edition – 1 January 2006 27.600.75 Part 9 – Spillway works (a) Type and location, if independent of main dam structure (b) Particulars, with crest levels and lengths in metres of fixed crest weirs movable crest gates syphons (state whether air regulated saddle syphons or not) tunnels or other features affecting discharge capacity other gates or valves not specified elsewhere in this Part emergency spillway (c) Particulars of movable gates or valves (please tick the appropriate box) method of operation – manual automatic float control sequence of operations source of power standby arrangements Part 10 – Measures taken in the interests of safety Details of any safety measures recommended under the Law Dates when such recommendations were carried out Details of any action taken by the Minister under Article 16 of the Law Part 11 – Unusual events Details of any unusual events, such as seismic activity, which have occurred at or near the reservoir Date(s) of occurrence of any such event Reservoirs (Registers and Records) (Jersey) Order 1997 SCHEDULE 3 Revised Edition – 1 January 2006 Page - 15 27.600.75 SCHEDULE 3 (Article 3) PRESCRIBED MATTERS RELATING TO LARGE RAISED RESERVOIRS OF WHICH UNDERTAKERS ARE TO KEEP A RECORD 1. Persons having, in relation to the reservoir, a function provided for by the Law. 2. Certificates given under the Law. 3. Reports made under the Law. 4. Appointment of arbitrators under the Law. 5. Re-use, abandonment and discontinuance. 6. Physical characteristics of direct and indirect catchment areas of the reservoir and method of filling from indirect catchment area. 7. Standard average annual rainfall on direct and indirect catchment areas of the reservoir. 8. Means of access to the reservoir. 9. Category of the reservoir, its use, the certified level up to which it may store water, its surface water area, capacity and fetch. 10. Structural character of the dam, reservoir wall or embankment, its date of completion, height, level of the top of the dam and reservoir wall or embankment and of the wave wall above Ordnance Datum. Details of draw off works, bottom outlets, or any other means of lowering the water level together with their maximum rates of discharge. 11. Spillway works; their type, location and level and the safety provisions made in connection with their operation. 12. Measures taken in the interests of safety on the recommendation of a qualified civil engineer. 13. Unusual events which could affect the safety of the reservoir Endnotes Reservoirs (Registers and Records) (Jersey) Order 1997 Page - 16 Revised Edition – 1 January 2006 27.600.75 ENDNOTES Table of Legislation History Legislation Year and No Commencement Reservoirs (Registers and Records) (Jersey) Order 1997 R&O.9058 1 March 1997 States of Jersey (Amendments and Construction Provisions No. 3) (Jersey) Regulations 2005 R&O.132/2005 9 December 2005 Table of Renumbered Provisions Original Current SCHEDULE 1, paragraph 4(i) SCHEDULE 1, paragraph 4(a) (ii) (b) 5(i) 5(a) (ii) (b) (iii) (c) (iv) (d) (v) (e) (vi) (f) Table of Endnote References 1 This Order has been amended by the States of Jersey (Amendments and Construction Provisions No. 3) (Jersey) Regulations 2005. The amendments replace all references to a Committee of the States of Jersey with a reference to a Minister of the States of Jersey, and remove and add defined terms appropriately, consequentially upon the move from a committee system of government to a ministerial system of government 2 chapter 27.600 3 chapter 27.600