Major Projects
Main Influent & Intermediate Pump Station – New Rochelle, New York, USA
Jumeirah Golf Estate & Dubai International City II
National Program for Water and Sanitation - Libya
Maldives Sewerage Project
Zanzibar Water Supply Project
Water, Sewerage and GIS Project in Niagara and Toronto Region, Canada
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Main Influent & Intermediate Pump Station – New Rochelle, New York, USA
Scope of Services: Detail design, engineering and drawings [mechanical + structural] for influent + intermediate sewage pump stations at New Rochelle waste water treatment plant [New York, USA] as a part of the plant process + capacity [100 to 205 mld] upgrade. Client: Savin Engineers, Period: 2008- 2010, Cost: US$ 20 million
Highlights: Design challenges: (a) maintain existing infrastructure in operation with minimal downtime (b) restricted heights of existing station requiring structure modifications to accommodate replacement submersible [drywell] pumps (c) integrate proposed extension with existing structure (d) high ground water table.
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Jumeirah Golf Estate & Dubai International City II
Sewage Treatment Plant, Collection Sewers & Irrigation Systems
Scope of Services: Designs, engineering, drawings, boq's and reports for (a) 2 Membrane Bio Reactor (MBR) process based sewage treatment plants (Jumeirah:220mld & Dubai International City-II: 110mld) comprising pre-treatment, bio reactor, sludge treatment, TSE reservoirs, pump stations, electrical units (b) trunk collector sewer - GRP/ dia 1600-1800mm/ invert depths 5-18m (c) TSE irrigation network. Client: Hyder Consulting [UAE]. Period: 2007-2008. Cost: US$ 500 million
Highlights: Design challenges: (a) optimise design of structures (b) optimise TSE + trunk sewer hydraulics (c) adopt micro-tunnelling for installing TSE pipes / trunk sewer to minimise traffic disruption and to expedite construction (d) choose structure protection + pipe material to withstand corrosive soil conditions.
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National Program for Water and Sanitation - Libya
Scope of Services: Surveys, investigations, designs, detail engineering, drawings, reports, specifications, boq's, and tender documents, contractor qualification documents, bid evaluation reports for water supply, sewerage and storm water drainage systems for 16 towns in Tripoli region, Libya serving 0.5 million people. Client: National Consulting Bureau [NCB] - Government of Libya, Period: 2006-2009 Project cost: US$ 800 million.
Highlights: Design challenges: (a) synchronise designs with the GMMR system hydraulics (b) optimise pipe hydraulics [water, sewers, storm water] (c) incorporate techniques to expedite construction and minimise civic disruption (d) make choice of pipe material to withstand harsh weather and corrosive soil conditions.
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Maldives Sewerage Project
Scope of Services: Survey, investigation, design, detail engineering, drawing, boq's, reports, specifications, tender documents for sewerage system for four independent islands in Maldives: Gan, Thinadhoo, Velidhoo and Holhudhoo. Client: Republic of Maldives, Period: 2010-2012, Project cost: US$ 5 million
Highlights: Design challenges: (a) hydraulic design of sewage collection network for low sewage flows due to sparse population (b) select pipe material to support ease of sewer laying and withstand corrosive soil conditions (c) identify construction techniques to handle high ground water table.
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Zanzibar Water Supply Project
Scope of Services: Survey, investigation, design, detail engineering, drawing, boq's, reports, specifications, tender documents for the water supply project funded by African Development Bank for Unguja island in Zanzibar, Tanzania. Client: Zanzibar Water Authority [ZAWA], Government of Tanzania, Period: 2014-2017, Cost: US$ 23 million.
Highlights: Design challenges: (a) design for congested and narrow streets in heritage stone town (b) optimisation of water system hydraulics (c) suggest construction techniques to handle high ground water table (d) design suitable elevated service reservoir foundations for construction in poor soil conditions.
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Water, Sewerage and GIS Project in Niagara and Toronto Region, Canada
Scope of Services: Designs, detail engineering, drawings, GIS, quality assurance and monitoring for following components in Niagara and Toronto regions of Canada: (a) twin water transmission main (b) sewage pump stations and conveyance mains (c) sewage treatment plant upgrades. Clients: Niagara Regional Municipality, Genivar, Hatch Mott McDonald, Cole and Varcon since, Period: 2010 - Ongoing, Project cost: CAD 80 million.
Highlights: Challenges included establishing appropriate line of communication, project monitoring and quality system satisfying client and Canadian codes/ standards.