Tanzania·Buyer: KIWALALA SECONDARY SCHOOLWater well drilling services
conduct geophysical survey and data analysis to establish drilling sites · Foundation building service · well flushing and development by airlifting until water is stabilized at satisfactory and the turbidity is less than 5 NTU · Domestic water well drilling service · supply and install 203.2mm(ID) and 220mm (OD) dia. uPVC, (ID) screen (2-4mm slot size) casings 3m length, 8-10mm wall thickness · supply and installation of inert backfill · HVAC mechanical construction service · Installation of 1.5m grout sanitary seal using cement slury · Septic system construction service · supply and install filter gravel (quartz 2-5mm) · Exterior insulation and finishing service · supply and installation of electric submersible pump set complete with motor and cooling jacket width hydraulic efficiency above 70%, control panel, starter, sensor, 63A rated power cable, signal cables rising main, (3"PVC pipes), valve system, gauges,clamps and all necessary accessories as per specifications and drawing; capacity=20m^3/h, total head=280m, pump setting depth=7m. the panel should be equipped with motor, starter, draw down sensor, 50Hz, 415V, 63A
Published
25.10.2026
Open for bids
25.10.2026
Deadline
28.10.2026
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 26
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 26
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 25
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 25
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 24
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 24
Supply of building materials for foundation, sub and superstructure
Open for bids·Oct 26
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 26
Supply of building materials for foundation, sub and superstructure
Open for bids·Oct 26
Provision of labour for general construction services (masonry, carpentry, roofing, electrical, plumbing, interior and exterior finishing)
Open for bids·Oct 26
Supply of building materials for foundation, sub and superstructure
Open for bids·Oct 26
Supply of building materials for foundation, sub and superstructure
Open for bids·Oct 26
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