Hydro-Mechanical Works (MTHP-HMW-2075/76-02)

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The Contract for Hydro-mechanical (HM) works was awarded to Machhapuchhre Metal and Machinery Works (P) Ltd. On 11th of July 2019. Under this Contract the Contractor is required to carry out the design, fabrication, shop as well as field painting, factory testing, transportation, supply (except plates for penstock pipes), erection, testing, commissioning (including provision for all labor, plant, material) and satisfactory operation and performance of the all the hydro-mechanical components of the Project including gates, stop logs and embedded parts.

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HYDRO-MECHANICAL WORKS

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Till date erection of radial gate frame has been completed. Erection of overhead steel lining parts has been completed at right and left breast walls of undersluice. Installation of embedded parts of Intake gate hoisting, TRCM and railing at top slab of intake has been completed. Fabrication of steel plate for extension of bed load sluice culvert has been completed by the HM Contractor.  A total of 96 approach pipes (100%) has been rolled and welded. Fabrication of 3 units of bends of headrace pipe and 4 units of bends of branch pipes has been completed along with Visual Testing, DPT Testing as well as UT Testing. Fabrication of all 3 units of bifurcations have been completed whereas unit 2 and unit 3 bifurcation has already been installed at the site. All four-unit diffuser have been fabricated as well as installed. The HM Contractor has completed the fabrication of all penstock pipes.

Currently, the installation of intake gates are ongoing at the headworks area and interface works are being carried out at the Powerhouse along with the installation of end branch pipes and bifurcations of the penstock. Further, steel lining works at the gravel flushing culvert is being carried out by the HM contractor. Also, the fabrication works of radial gates of undersluice are under process at the factory of the contractor located in Pokhara.