North Mara Gold Mine, a fully owned subsidiary of Twiga Minerals Corporation, which is ultimately owned by Barrick Gold Corporation and the Government of the United Republic of Tanzania requests the submission of Tenders from reputable, experienced, certified and qualified parties to provide the following goods:
Twin Shaft Horizontal Continuous Mixer’s with Dust Collector, Surface Positive Displacement Pumps and High- Pressure Flush Water Pump
Pre-qualification Criteria
| S/N | Reference No. | Description | Pre-Qualification Criteria |
1 | NM29/2021/1 | Design & supply of Twin shaft Horizontal Continuous Mixer’s Collector for Past backfill | i. Experience in designed, engineered, manufactured, performance tested, supplied and commissioned Twin Shaft Horizontal Continuous Mixer’s including Dust Collector with minimum discharge capacity of 120 m3/hour flow rate of cemented paste (80% mass concentration), minimum retention time 150 seconds. ii. Should have supplied at least two no’s twin shaft continuous mixer’s meeting above requirement within last 5 years from closing date of EOI and out of which at least one should have been in successful operation for a period not less than one year as on the date of closing of EOI. ii. Preferred Make — BHS Sonthofen, BMH Systems, Simem or equivalent iv. Able to supply commissioning spares & maintenance spares |
| v. Warranty & Guarantee period to be specified vi. Installation and commissioning support and assistance vii. Lead time of delivery viii. Cost of equipment, commissioning spares and two years’ maintenance spares | |||
| 2 | NM29/2021/2 | Design & supply of surface positive Displacement Pump for Past backfill | i. Experience in designed, engineered, manufactured, performance tested, supplied and commissioned Hydraulic Piston Paste Pump with design flow rate of at least 120 m3/hour of cemented paste (76% mass concentration) with nominal pump pressure of 100 bar. ii. Should have supplied at least two no’s of Hydraulic piston paste pump meeting above requirement within last 5 years from closing date of EO! and out of which at least one should have been in successful operation for a period not less than one year as on the date of closing of EOI. iii. Preferred Make — Geho (Weir Minerals), Putzmeister or equivalent iv. Able to supply commissioning spares & maintenance Spares v. Warranty & Guarantee period to be specified vi. Installation and commissioning support and assistance vii. Lead time of delivery viii. Cost of equipment, commissioning spares and two years’ maintenance spares |
| 3 | NM29/2021/3 | Design & supply of High-pressure centrifugal Pump for Flushing water | I. Experience in designed, engineered, manufactured, performance tested, supplied and commissioned of High-Pressure Centrifugal Pump. Type – Horizontal, radially split, ring section, multistage centrifugal pump with design flow rate of at least 110 m3/hour of process water (minimal suspended solids), pump design head 100 bar. ii. Should have supplied at least two high pressure multistage centrifugal pump’s meeting above requirement within last 5 years from closing date of EOI and out of which at least one should have been in successful operation for a period not less than one year as on the date of closing of EOI. iii. Preferred Make — Weir Minerals Africa (Pty) Ltd, KSB Pumps and Valves (Pty) Ltd, Sulzer or equivalent iv. Able to supply commissioning spares & maintenance spares |
| v. Warranty & Guarantee period to be specified vi. Installation and commissioning support and assistance vii. Lead time of delivery viii. Cost of equipment, commissioning spares and two years’ maintenance spares |
Expression of interest
If your company meets the pre-qualification criteria and would like to be considered to receive the invitation to tender (ITT), an expression of interest (EOI) including your company profile and evidence of compliance with pre-qualification criteria may be submitted to [email protected]
Applicants must quote the tender reference “Paste Plant Equipment’s Design and Supply” along with the respective reference no.(s) in the subject line of the email.
NB: The Company reserves the right to invite any other supplier(s) who did not submit an EOI through this advertisement. Pre-qualification of any company submitting an “Expression of Interest” shall be at the sole discretion of NMGM
Key Dates
- Last date to submit EOI
December 10, 2021
North Mara Gold Mine Limited
