The problem with substation upgrades on existing general arrangement designs is the cost involved to upgrade the 66 kv substations to 2 kv. In the fault situations the electric apparatus and systems become dangerous to humans. The input data include bill of quantities, resources breakdown, maximum available resources, production rates, unit cost of resources. This part places detailed measurement for bill of quantities, schedules of. Any ordering of materials, based on the bills of quantities, is at contractors risk. This is showing three of the five 220 kv66 kv transformers, as well as highvoltage transformer fire barriers, each with a capacity of 150 mva. Technical specification construction of 3311 kv primary sub. It must be clarified whether the price of the items includes the price of supplying the item only or the price of supplying and installing the items items and their requirements must be clearly described so that the. The prices specified in the bill of quantities covered procurement, delivery and installation for each item of the bill of quantities, unless otherwise described. Prototype of a construction project documentation management. The following tables contain the equipment and the quantities required per substation. Owners supply materials osm 3311 kv power transformers, station 330. The average material weights and ratios for turbine components are derived from previous dnv gl studies, customer documentation, andor turbine supplier technical specification sheets.
Delivery and installation of preinsulated steel seamless pipes of st. Building the fire hydrant and sanitary water supply installation 1. Electrical bill of quantity boq part two electrical. Typical bill for a 2x15mva transformer substation construction. Types of bill of quantities designing buildings wiki. Juho ylihannuksela the transmission line cost calculation.
Purpose and scope this document is a reference for the designers of ergon energy substations and it covers all. Simulation and optimization model for electrical substation. Realtime will develop a detailed list of bus bill of materials items with quantities required to construct the tubular and cable bus system for the project. A bill of quantities sometimes referred to as a boq or bq is a document, typically prepared by a cost consultant often a quantity surveyor. It must be clarified whether the price of the items includes the price of supplying the item only or the price of supplying and installing the items. This substation is constructed using steel lattice structures to support strain bus wires and apparatus. The mission of femp is to facilitate the federal governments implementation of sound, costeffective energy management and investment practices to enhance the nations energy security and environmental stewardship. Complete bus details showing all required connectors, line hardware, assemblies, corona shielding, and associated construction requirements will be provided on bus details drawings. Clarification i design, supply, installation, integration, testing and commissioning of substation automation system sas for existing grid substations in kathmandu valley pmdptdeepkvsap07576 01 page 1 of 29. Electrical energy systems components and substations for electrical transmission and distribution systems b. Description unit qty unit rate amount 1 preliminaries a allow for a temporary site office adequate to accomondate six persons,notice board, shelves and, store for materials and tools storage. Bill of quantities shall be made preamble and count by a design engineer or draftsman and in coordination with the owner in his vision to implement the project in terms of.
Quantities of excavation shall be measured according to the elements dimensions mentioned in the drawings suitable clean sand or kurkar soil material should be used for backfilling selected from the approval excavated soil or imported. Substation design manual page 1 of 120 reference ni000401r121 ver 2 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 1. Substation construction manual page 2 of 57 reference ni000401r122 ver 3 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 4. The bill of quantities shall be read in conjunction with the instructions to bidders, general and special conditions of contract, technical specifications, and drawings. Simulation and optimization model for electrical substation construction. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last requirements of the national electrical safety code or prepa diseno subw\copy of svc subst profile 2. Description unit qty amount 1 preliminaries a allow for a temporary site office adequate to accomondate six persons,notice board, shelves and, store for materials and tools storage. In order to be eligible to take this test, candidates must have successfully graduated from the substation apprentice electrician program at southern california. Clarification i design, supply, installation, integration. The quantities given in the bill of quantities are estimated and provisional, and. Civil works i preparation and demolition uom quantity unit price total 1. Bill of quantities boq building civil engineers pk. Supply in the package materials have been classified as under i.
Supply and install the following 3pin socket outlet. I estimated bill of quantities of civil and specialists works basement, ground floor and first floor project. The quantities are defined as estimated because they are subject to admeasurement and are not expected to be totally accurate due to the unknown factors which occur in civil engineering work. Appendix 1 bill of quantities and schedule of requirements. A bill of quantities boq is a document or format used in all type of tendering works in the construction industry in which materials, parts, and labor and their costs are itemized in tabular forms like in columns and rows. Components and substations for electrical transmission and. An amount bidded for an item, the extend of which is describe0d in the bill. During substation upgrades continuity of supply to. A 50 hz electrical substation in melbourne, australia. All rus borrowers rus electric staff effective date.
Electrical specifications and bill of quantities sanparks. Construction of unitised plinth construction of complete substation including excavation, foundation plinth, finishing work etc complete with all respect including earthing pits as per given drawing sqm 93. The details of protection requirements for each panel function are listed in clause 9. During the prefeasibility stage the consultant setup a preliminary unit cost data base and carried out the cost estimates for. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. This document forms part of the provisional bills of quantities for the new construction. Substation design volume ii physical layout instructor. Reconstruction of high school in obrenovac investor. The units of measurement indicated in the bill of quantities are metric units. Assessments of salvage opportunities are based on the bill of quantities identified in this report. Transmission and distribution substation projects operating. Construction of electrical substation projects includes civil works and. The bill of quantities boq is divided into several parts as following.
Civil engineering manual department of public works. All works shall be carried out according to specification, condition, drawing and as directed by the engineer. The bills of quantities is not intended for the ordering of materials. Introduction to substations annotated instructors guide module overview this module introduces trainees to the function of substations at all levels of the power grid, with an introduction to typical substation components included. The customer is proposing to relocate two existing gas turbines to a site adjacent to cypress substation and provide peaking power to be transmitted over entergys transmission system. Tikhodeev encyclopedia of life support systems eolss into substation equipment systems. The input data include bill of quantities, resources breakdown, maximum. The substation design manual is not intended to replace asset management standards, but rather to act as a reference document that crossreferences existing standards and process documentation and plugs any gaps where asset management documentation does not exist. The quantities given in the bill of quantities are estimated and provisional, and are given to provide a common basis for bidding. The panels shall provide protection in accordance with the function allocated to it in column 8 of the table. Department of energys federal energy management program femp. The following abbreviations may appear in the bill of quantities. Construction of complete substation including excavation, foundation super structure. Download as xlsx, pdf, txt or read online from scribd.
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