unenergised parts of the structure at the pole top. # Eskom_Limpopo We are aware of the outage affecting Vaalwater town d... ue to fallen pole Structures. Fill out, securely sign, print or email your eskom supplier database forms instantly with SignNow. The average span length for 100 Sq.mm shall be 80 to 100 Mtrs & for 232 Sq.mm shall be 45 to 55 Mtrs. values and pole size and shape values are given for each of these species. Changing distribution surge arresters on pole mounted transformers poses safety risks to operators where they are required to work at heights and in close proximity to high voltages. Mr van der Burgh had asked for the offending pole to be removed without success before he launched the application. 8. hare acsr lightning conductor to be provided at top of all steel pole structures. 9: 2,1 m diameter base plate on 531C pole. The most secure digital platform to get legally binding, electronically signed documents in just a few seconds. 12 Cost Savings (material and construction costs) 0-15 degree structures 15-30 degree structures R0 R75,000 R150,000 R225,000 R300,000 R375,000 R450,000 Misc Costs Insulation Hardware Tower Erection Tower Supply Foundations 52% Saving 46% Saving. Fig. Alternative Structures deals with problem solving, mechanical design and project management, specialising in metal pressings and plastic injection moulding. Better now the process has stated, but dissappontingly now they (eskom) is placing poles right in the doorway. No ETR at this stage. Coverage (%) offered by Rondo-Grip and rectangular anti-split plates to comply with various SANS (previously SABS standards). We are a fairly new community in Delft (the hague). Start a … Fig. Customer Focused, Quality Driven! About infrapower. 7: The 531A single pole suspension steel mast and (prototype) double braced post insulator. to the design of utility-pole structural systems (14,15). View our services. Eskom Hld SOC Ltd. Today at 5:05 AM. Free Quote. Tanalith Timber Treatment Specialist. The towers investigated in the present paper (50m, 70m and 90m), have a truss type geometry with a square cross section. Pole-top fires may occur on woodpole structures of electrical distribution networks because of leakage current flowing over the insulators and thereafter onto or into the wood of the structure. ESKOM has urged political parties to stop placing campaign posters on electrical structures. … 41 9029 Rev. SURFACE FINISH All towers are hot dip galvanized to SANS 121. communication towers communication towers C.I.S Engineering designs and … Oroville California. Established in 1993, SABS mark holders since 1998, … We apologise for the inconvenience caused. 123. 10: Erection of a 531A single pole mast. This is however a quite rare event. Eskom advisor Mike Townsend said electricity poles, meter boxes and mini-substations should not be used for posters. Future – Line Training Facility (Eskom College) 10 . 4.2. Untreated Bearers; Untreated Poles; Info Hub; Articles; Specials; Contact; Bulk Timber Sales. The term "pylon" comes from the basic shape of the structure, an obelisk-like structure which tapers toward the top, and the name is mostly used in the United Kingdom and parts of Europe in everyday colloquial speech. See More. • Structural Steelwork • Advertising Poles • Eskom Transmission Poles • Mobile network infrastructure • Road Sign Poles • Water Tank Towers • Palisade Fencing • Antenna Poles and Brackets. In the power and energy sectors, substation-to-substation networks are usually shielded – that is, apply air terminations (overhead shield wire) and bond them to ground via the power line towers – either via the steel structures or with one or more dedicated earthing conductors on wood poles. Fall 2014 For conductor sizes of 100/232 mm2 intermediate pole structures shall be of the single pole or double pole type with pin or post insulators. No ETR at this stage. Price List. 41 9027-3 – Transmission Line Standards Steel Pole Structures Aerial Patrol Mile Marker and Number Signs (Sh. Pole cross arms are normally constructed of steel and shall be bolted to the pole. “Eskom would like to remind all political parties of the dangers associated with putting up election posters on electrical structures. | Warren, MI 48089. Menu. B – Transmission Line Standards Aerial Patrol Warning Signs and Marker Ball Marking Diagrams 126. The admission is tantamount to the resolution of the dispute in relation to the question of whether the infrastructure falls outside the ambit of the servitude or not. Antenna Poles and Brackets; Erensco Steelworks has a dedicated team of skilled artisans who ensure quality and value with each project undertaken. E – Transmission Line Standards Steel Pole Structures Aerial Patrol Warning Signs Details and Locations 125. Surface Finish. 3 of 3) 124. Eskom Vendor Application. H-Structure insulator change out. Eskom said the practice of placing election posters on street poles and mini-substations was dangerous and only authorized personnel were allowed to climb or work on these structures. Pole-top fires may occur on woodpole structures of electrical distribution networks because of leakage current flowing over the insulators and thereafter onto or into the wood of the structure. LV Fault - Ground potential rise: LV to MV-LV transformer tank fault. • A total of 3,360 structures were insulated with Raptor Protectors in the Free State and Eastern Cape Operating Units. Eskom Pole installation . Phone: 586-774-6105 | Fax: 586-774-5706. Commercial and Industrial; Roadway; Sports Lighting; Decorative; Brackets ; Options and Accessories; Pole Info Center. Products. Yhuuu it is scary. On the fully bonded and earthed structure, earth potential is transferred to the pole top via the earth downwire and bonding, resulting in full phase-to-earth voltage appearing across the short length of the insulator. optimal reliable bonding and earthing of a wood pole structure that carries MV, LV and other services at the same time. investigate the structural behaviour of the guyed steel towers, preventing the occurrence of spurious structural mechanisms that could lead to uneconomic or unsafe structure. (Following structural re-Fig. We have been without electricity since we moved into our houses since December. These structures are planned to distribute power to four power plants, and would introduce Eskom into the solar energy market. "Transmission tower" is the name for the structure used in the industry in the United States and some other English-speaking countries. The overhead shield wires intercept any downward cloud-to-ground lightning stroke. In dealing with metal pressings we have become the major supplier of metal plates to the treated pole industry in South Africa since our entry into this market in 1993. Available for PC, iOS and Android. Two big poles right at peoples doorway. Blown surge arresters are not always replaced promptly so the transformers remain unprotected against lightning. 7. all steel pole structures shall be provided with a ground earth. Consequently, it has the right to enter your farm at any time to construct, erect, operate, maintain, repair, alter or inspect the structures, works, appliances, conductors or cables on the land, or to gain access to an adjacent property. Designs and manufactures a wide range of communication towers, typically … Eskom has noted a very dangerous practice of placing campaign posters on electricity poles and mini-substations,” the parastatal said in a statement on Saturday. There is therefore no need for the court in the review application to make a determination on the dispute. We apologise for the Townsend said it was risky when someone touched the structures, or even went close to them, as it may result in a flash-over or electrical contact. Low Cost Transmission Lines (Optimisation and performance enhancement) 11 . PROCESS Lattice steelwork is manufactured with automated angle processing machinery and beam drilling lines to ensure high quality and high volume can be achieved. Table 2: Minimum … Drawing CAD GA 20,8 DOUBLE POLE 208 KN-PLANTED_CIS.pdf 19.712 KB. Communication Towers. The electricity network operator in South Australia, SA Power Networks can provide information on the voltage and the maximum amount of swing or sag of the powerline. 9. the necessary safety working clearances must be maintained when working next to live overhead lines as required in terms of the ohs act and eskom. #Eskom_Limpopo We are aware of the outage affecting Vaalwater town due to fallen pole Structures. swing or sag of the powerline due to wind, temperature and distance between poles; type of building or structure. 41 9028 Rev. Structural Steelwork; Advertising Poles; Eskom Transmission Poles; Brackets; Road Sign Poles; Water Tank Towers; Palisade Fencing (for Telkom, Vodacom, etc.) This is, however, only a problem on structures … Case 1: Working load + self weight + wind on structure (P s) Case 2: (Working load + self weight + wind on structure) x 1.5 (P p) Case 3: (Working load + self weight + wind on structure) x 2.5 – Destruction (P b) Tubular steel poles shall be supplied to the following dimensions and classifications. Fig. [23] Eskom has admitted that the H-Pole structures have been erected outside the ambit of servitude area. Eskom shall exercise its rights subject to the following terms and conditions- ... , applicant may exercise fully its rights under the servitude including the right to erect poles or structures, if necessary with structure supporting mechanisms. CCA Treated Gum Poles; Treated Structural Pine; Untreated Products. Numerous pole mounted MV transformers fail during lightning conditions. Clearance distances are measured from the point of maximum swing or sag of the powerlines. For this interpretation of the servitude Mr Schippers relies on a number of textual points. 8: The 531C single pole strain steel mast. In the case where a LV to transformer tank occurs, a fault condition occurs on the LV system that is currently not protected for in overhead power systems. Process . Supplies and Erects Sub-Station Steelwork to ESKOM requirements. ly wood pole replacement programme in Eskom’s Free State and Eastern Cape Operating Units. All towers are hot dip galvanized to SANS 121. Whether you need a commercial light pole or sports lighting, General Structures has the pole to need for your project.. 23171 Groesbeck Hwy. Alternative Structures deals with problem solving, mechanical design and project management, specialising in metal pressings and plastic injection moulding. As of October 2019 Eskom Holdings SOC Ltd issued a tender to introduce 20 three-phase KW inverters and mountains structures. eskom. Mr van der Burgh had asked for the offending pole to be removed without success before he launched the application. Lattice steelwork is manufactured with automated angle processing machinery and beam drilling lines to ensure high quality and high volume can be achieved. Eskom is a public utility – an organisation tasked with maintaining the infrastructure of a public service, in this case electricity. C.I.S Engineering supplies and erects substation structures to Eskom requirements. Right at peoples doors. Get a Quote For Your Project. Click to call us today. Infrapower Eng. Bulk Timber Sales holds high quality as a priority in its manufacturing of all treated timber products. I see this as a safety hazard. • Gaps were cut in the earth wire of 7,472 structures to prevent phase-to-earth electrocutions in the Free State and Eastern Cape Operating Units. 10. all work shall be undertaken with existing adjacent live overhead lines.