Strathfield Stormwater Conditions

6. Section 138 Roads Act 1993 & Section 68 Local Government Act 1993 Unless otherwise specified by a condition of this consent, this Development Consent does not give any approval to undertake works on public infrastructure. Separate approval is required under Section 138 of the Roads Act 1993 and Section 68 of the Local Government Act 1993 for any of the following activities carried out in, on or over a public road (including the footpath) listed below. An application is required to be lodged and approved prior to the commencement of any of the following works or activities. (a) If any excavation is to be supported by the use of below ground (cable) anchors that are constructed under…

2. Section 138 Roads Act 1993 and Section 68 Local Government Act 1993 Unless otherwise specified by a condition of this consent, this Development Consent does not give any approval to undertake works on public infrastructure. Separate approval is required under Section 138 of the Roads Act 1993 and/or Section 68 of the Local Government Act 1993 for any of the following activities carried out in, on or over a public road (including the footpath) listed below. An application is required to be lodged and approved prior to the commencement of any of the following works or activities; (a) If any excavation is to be supported by the use of below ground (cable) anchors that are constructed under…

16. Dilapidation Report on Public Land – Major Development Only Prior to the commencement of works (including demolition and excavation), a dilapidation report must be prepared for the Council infrastructure adjoining the development site. DA 2022/179 The report must include the following: i. Photographs showing the existing condition of the road pavement fronting the site, ii. Photographs showing the existing condition of the kerb and gutter fronting the site, iii. Photographs showing the existing condition of the footpath pavement fronting the site, iv. Photographs showing the existing condition of any retaining walls within the footway or road, and v. Closed circuit television/video…

17. On Site Detention The submitted stormwater plan has been assessed as a concept plan only. Final detailed plans of the drainage system, prepared by a suitably qualified professional engineer specialising in hydraulic engineering, must be submitted for approval by the Principal Certifier with the Construction Certificate. An on-site detention (OSD) facility must be designed and approved by a suitably qualified professional engineer who specialises in Hydraulic Engineering. The design must include the computations of the inlet and outlet hydrographs and stage/storage relationships of the proposed OSD using the following design parameters: (a) Peak flow rates from the site are to be…

29. Existing Drainage Easement, Drainage Reserve or Stormwater Drainage System Benefiting Council Council drainage easement(s) drainage reserve(s) or stormwater system either pass through or are adjacent to the site. No building or other structure must be placed over the drainage easement or stormwater system or within the zone of influence taken from the invert of any pipe. The applicant must determine the exact location, size and level details of the potentially affected stormwater drainage systems and without causing any damage to the public system ensure its protection. The owner, principal contractor or owner builder must not obstruct or otherwise remove, disconnect or render…

28. Site Management Plan Major Development A Site Management Plan must be submitted with the application for a Construction Certificate, and include the following: (a) location of protective site fencing; (b) location of site storage areas/sheds/equipment; (c) location of building materials for construction, e.g. stockpiles (d) provisions for public safety; (e) dust control measures; (f) method used to provide site access location and materials used; (g) details of methods of disposal of demolition materials, according to Waste Management Plan and which should be used or recycled wherever practicable; (h) method used to provide protective measures for tree preservation; (i) provisions for…

7. Stormwater & Ancillary Works – Applications under Section 138 Roads Act and/or Section 68 Local Government Act 1993 To apply for approval under Section 138 of the Roads Act 1993: (a) Complete the Works Permit Application Form which can be downloaded from Strathfield Council’s Website at www.strathfield.nsw.gov.au. (b) In the Application Form, quote the Development Consent No. (eg. Year/DA 2020/256) and reference this condition number (e.g. Condition 23) 1.123 SYDNEY EASTERN CITY PLANNING PANEL MEETING 2 September 2021 PPSSEC-112 – Strathfield – DA 2020/256 – 2-6 Pilgrim Avenue & 11-13 Albert Road, Strathfield (c) Lodge the application form, together with the associated fees at Council’s…

53. Completion of Major Works Prior to the issue of a Final Occupation Certificate, the following works must be completed at the applicant’s expense to the satisfaction of Council’s Engineering Services section: (a) Stormwater pipes, pits and connections to public stormwater systems within the road related area; (b) Driveways and vehicular crossings within the road related area; (c) Removal of redundant driveways and vehicular crossings; (d) New footpaths within the road related area; (e) Relocation of existing power/light pole (f) Relocation/provision of street signs (g) New or replacement street trees; (h) New footway verges, where a grass verge exists, the balance of the area between the…

54. Dilapidation Report on Public Land for Major Development Only Upon completion of works, a follow up dilapidation report must be prepared for the items of Council infrastructure adjoining the development site. The dilapidation report must be prepared by a professional engineer specialising in structural engineering, and include: i. Photographs showing the condition of the road pavement fronting the site ii. Photographs showing the condition of the kerb and gutter fronting the site iii. Photographs showing the condition of the footway including footpath pavement fronting the site iv. Photographs showing the condition of retaining walls within the footway or road v. Closed circuit…

15. Erosion & Sedimentation Control Erosion and sediment controls must be provided to ensure: (a) Compliance with the approved Erosion & Sediment Control Plan (b) Removal or disturbance of vegetation and top soil is confined to within 3m of the approved building area (no trees to be removed without approval) (c) All clean water run-off is diverted around cleared or exposed areas (d) Silt fences, stabilised entry/exit points or other devices are installed to prevent sediment from entering drainage systems or waterways (e) All erosion and sediment controls are fully maintained for the duration of demolition, excavation and/or development works (f) Controls are put into place to prevent…

48. Restriction to User and Positive Covenant for On-Site Detention Facility Prior to the issue of any Occupation Certificate, the applicant shall register a Positive Covenant and a Restriction as to User under section 88E and or section 88B of the Conveyancing Act as appropriate in favour of Council, ensuring the ongoing retention, maintenance and operation of the stormwater facility (on-site detention, pump-out, charged lines, water sensitive urban design, surface flow path, finished pavement and ground levels etc.). Where any drainage line or service conduit is to traverse any property other than that which it serves, an appropriate easement will be required. In this case, the applicant…

50. Stormwater Drainage Works – Works As Executed Prior to the issue of the Occupation Certificate, stormwater drainage works are to be certified by a professional engineer specialising in hydraulic engineering, with Works-As-Executed drawings supplied to Council detailing: (a) Compliance with conditions of development consent relating to stormwater; (b) The structural adequacy of the On-Site Detention system (OSD); (c) That the works have been constructed in accordance with the approved design and will provide the detention storage volume and attenuation in accordance with the submitted calculations; (d) Pipe invert levels and surface levels to Australian Height Datum; (e) Contours…

3. Transport for NSW (TfNSW) A. All buildings and structures. together with any improvements integral to the future use of the site are to be wholly within the freehold property (unlimited in height or depth). along the Roberts Road boundary. B. The vehicular crossing on Roberts Road shall be for emergency vehicles only and always locked (except in emergencies). These conditions shall also be incorporated into any Plan of Management for the proposed development. C. Detailed design plans and hydraulic calculations of any changes to stormwater drainage system on Roberts Road are to be submitted to TfNSW for approval. prior to the commencement of any works. Please send all documentation to…

18. Erosion and sediment control plan Before the issue of a construction certificate an erosion and sediment control plan must be prepared by a suitably qualified person in accordance with the following documents and provided to the principal certifier: a) Council’s relevant development control plan, b) the guidelines set out in the NSW Department of Housing manual ‘Managing Urban Stormwater: Soils and Construction Certificate’ (the Blue Book) (as amended from time to time), and c) the ‘Guidelines for Erosion and Sediment Control on Building Sites’ (Department of Planning, Housing and Infrastructure) (dated 2024, as amended from time to time) Condition reason: To ensure no substance other…

17. Sydney Water – Tap in TM The approved plans must be submitted to a Sydney Water Tap inTM to determine whether the development application will affect Sydney Water’s sewer and water mains, stormwater drains and/or easements, and if further requirements need to be met. The approved plans will be appropriately endorsed. For details please refer to ‘Plumbing, building and developing’ section of Sydney Water’s web site at www.sydneywater.com.au then see ‘Building’, or telephone DA 2022/179 13000 TAP IN (1300 082 746). The Certifying Authority must ensure that a Tap inTM agent has appropriately stamped the plans prior to the issue of the Construction Certificate.

61. Works-as-executed plans and any other documentary evidence Before the issue of the relevant occupation certificate works-as-executed plans, any compliance certificates and any other evidence confirming the following completed works must be submitted to the satisfaction of the principal certifier: a) All stormwater drainage systems and storage systems, and b) The following matters that council requires to be documented c) A copy of the plans must be provided to council with the occupation certificate. Condition reason: To confirm the location of works once constructed that will become council assets

19. Water Sustainability – Water Sensitive Urban Design Details of the Water Sensitive Urban Design (WSUD) components (stormwater treatment measures) must be submitted to and approved by the Principal Certifier prior to the issue of a Construction Certificate. Details must demonstrate compliance with the water conservation and stormwater quality targets set out under Sections 3.1 and 3.2 respectively under Part N of the SCDCP 2005 and be prepared by a suitably qualified professional engineer. Condition reason: To promote Water Sensitive Urban Design.

22. Water Sustainability – Water Sensitive Urban Design Details of the Water Sensitive Urban Design (WSUD) components (stormwater treatment measures) shall be submitted to and approved by the Principal Certifying Authority prior to DA 2022/179 the issue of a Construction Certificate. Details shall demonstrate compliance with the water conservation and stormwater quality targets set out under Sections 3.1 and 3.2 respectively under Part N of the SCDCP 2005, and be prepared by a suitably qualified professional engineer.

39. Erosion and sediment controls in place Before any site work commences, principal certifier must be satisfied the erosion and sediment controls in the erosion and sediment control plan which was provided to principal certifier are in place. These controls must remain in place until any bare earth has been restabilised in accordance with the erosion and sediment control plan. Condition reason: To ensure sediment laden runoff and site debris do not impact local stormwater systems and waterways

58. Maintenance Schedule – On-site Stormwater Management A Maintenance Schedule for the proposed on-site stormwater management measures must be prepared by a suitably qualified professional hydraulic engineer and submitted to Council. The Maintenance Schedule must outline the required maintenance works, how and when these will be done and who will be carrying out these maintenance works. Condition reason: To ensure the approved stormwater disposal system is maintained at its designed capacity.

11. Stormwater System The submitted stormwater plan has been assessed as a concept plan only. Final detailed plans of the drainage system in accordance with Council’s Stormwater Management Code and AS/NZS 3500.3: 2015 (as amended), prepared by a suitably qualified professional engineer specialising in hydraulic engineering, must be submitted for approval to the Principal Certifier with the Construction Certificate. Condition reason: To ensure stormwater drainage system is adequately designed.

43. Payment of fees Before any site work commences, the following must be paid to council and written evidence of these payments provided to principal certifier”: [formatting] a) inspection fees Condition reason: To ensure fees are paid for inspections carried out by council in connection with the completion of public work such as footway construction or stormwater drainage required in connection with the consent or the making good of any damage to council property.

23. Stormwater Drainage Plan Details Stormwater drainage plans including pipe sizes, type, grade, length, invert levels, dimensions and types of drainage pits prepared by a professional engineering specialising in hydraulic engineering shall be submitted with the Construction Certificate application. These plans shall be prepared in accordance with the Australian Institute of Engineers Australian Rainfall and Runoff (2019) and Council's Stormwater Management Code.

7. Road Opening Permit A Road Opening Permit must be obtained from Council, in the case of local or regional roads, or from TFNSW in the case of State roads, for every opening of a public reserve to access services including sewer, stormwater drains, water mains, gas mains, and telecommunications before the commencement of works in the road. Condition reason: To protect Council roads and footpaths and to ensure any works are to the relevant standards.

45. Physical Connection of Stormwater to Site No work is permitted to proceed above the ground floor slab level of the building until there is physical connection of the approved stormwater drainage system from the land the subject of this consent to Council's stormwater asset/s. The approval of Council’s Development/Stormwater Engineer is to be sought prior to undertaking any works above the ground floor slab of the building.

66. Maintenance of wastewater and stormwater treatment device During occupation and ongoing use of the building, all wastewater and stormwater treatment devices (including drainage systems, sumps and traps, and on-site detention) must be regularly maintained to remain effective and in accordance with any positive covenant (if applicable). Condition reason: To protect sewerage and stormwater systems.

20. Stormwater System The submitted stormwater plan has been assessed as a concept plan only. Final detailed plans of the drainage system in accordance with Council stormwater management code and AS/NZS 3500.3: 2015 (as amended), prepared by a professional engineer specialising in hydraulic engineering, shall be submitted for approval with the Construction Certificate.

21. Detailed Stormwater Drainage Design The submitted stormwater plan has been assessed as a concept plan only. A detailed drainage design supported by a catchment area plan and drainage calculations (including a Hydraulic Grade Line Analysis) in accordance with Council’s Stormwater Management Code must be submitted with the Construction Certificate application.

40. Physical Connection of On-Site detention tank to existing stormwater pit The invert of the existing stormwater pit into which it is proposed to discharge the stormwater, is to be confirmed and the outlet pipe is to have adequate grade prior to any relevant construction work. Condition reason: To ensure proper drainage via gravity to existing drainage system.

49. Stormwater Certification of the Constructed Drainage Works (Minor) The constructed stormwater system shall be certified by a suitably qualified person, in accordance with Council’s Stormwater Management Code, prior to the issue of any DA 2022/179 Occupation Certificate.