Procurement of Concrete mix (20mm Nominal aggregate size) for Addis Holeta Road upgrading project (18 Noc- Ashewa Meda- Kela)
Ethiopian Roads Administration
Tender Information
| Title | Procurement of Concrete mix (20mm Nominal aggregate size) for Addis Holeta Road upgrading project (18 Noc- Ashewa Meda- Kela) |
| Description | Lot 51:Procurement of Concrete mix (20mm Nominal aggregate size) for Addis Holeta Road upgrading project (18 Noc- Ashewa Meda- Kela) |
| Procuring Entity | Ethiopian Roads Administration |
| Reference No | ERA-NCB-G-0140-2017-BID |
| Procurement Method | Open |
| Submission Deadline | 2025-06-10 10:00:00 |
| Invitation Date | 2025-04-17 13:00:11 |
| Procurement Type | Bidding |
| Award Type | two envelop |
Contact Information
| Physical Address: | Ras Abebe Aregay, Room 105 Addis Ababa, Ethiopia |
| Contact Details: | Tel: +251 115587165 Email: eragoodsprocurement@gmail.com |
| Mailing Address: | P.O. Box 1770, Postal Code: 1000 |
TechnicalQualification
- •Scope (Section 8401):
The bidder/contractor's proposal shall clearly demonstrate an understanding of and commitment to adhering to the scope of work as defined in Section 8401, covering all aspects of concrete works for plain, reinforced, and pre-stressed concrete.
(Ref: -) - •Deleterious Substances:
The bidder/contractor shall demonstrate their procedures for ensuring that aggregates do not contain deleterious substances in excess of the limits specified in Table 8402/1.
(Ref: -) - •Alkali-Aggregate Reactivity (AAR) /Testing Compliance/:
The bidder/contractor shall describe the methods they will use to ensure aggregates have negligible alkaline reactivity, including compliance with ASTM C 227 and ASTM C 289.
(Ref: -) - •Alkali-Aggregate Reactivity (AAR) /Opal content/:
The bidder/contractor shall confirm that aggregates containing the mineral opal shall not be used.
(Ref: -) - •Water /Quality/:
The bidder/contractor shall describe the source of water and the measures they will take to ensure it is clean and free from detrimental substances.
(Ref: -) - •Storage of Materials (Section 8403) /Storage Capacity/:
The bidder/contractor shall provide details of the storage capacity they will provide for cement, aggregates, and water, and how this will ensure uninterrupted progress of the work.
(Ref: -) - •Water /Testing/:
If water is not from a public drinking water main, the bidder/contractor shall confirm their ability to provide test results from an approved laboratory (AASHTO T-26) demonstrating compliance with the specified limits for total solids, chloride, sulphates, alkali carbonates and bicarbonates, total dissolved solids, and pH
(Ref: -) - •Storage of Materials (Section 8403) /Cement Storage/:
The bidder/contractor shall describe their proposed methods for storing cement, ensuring protection from moisture and deterioration, including stacking height limits for bagged cement and procedures for bulk cement storage
(Ref: -) - •Concrete for Structures (Section 8404) /Maximum Cement Content/:
The bidder/contractor shall confirm their understanding of the maximum cement content limit (550 kg/m³) and the process for obtaining Engineer approval to exceed it.
(Ref: -) - •Concrete for Structures (Section 8404) /Design of Concrete Mixes for Structures/:
The bidder/contractor shall describe the internationally approved method they propose to use for designing concrete mixes, and their process for notifying the Engineer of material sources, determining water content, establishing the 7-to-28-day strength relationship, determining workability, and performing slump tests (AASHTO T-19).
(Ref: -) - •Concrete for Structures (Section 8404) /Prescribed Mix:/:
If a prescribed mix is specified, the bidder/contractor shall confirm their understanding of their responsibilities, including supplying materials, providing samples, and adhering to the Engineer's specified proportions.
(Ref: -) - •Construction Requirements (Section 8405) /Storage and Handling of Material /:
The bidder/contractor shall reiterate their understanding of the requirements in 8403, and describe how they will ensure materials are stored and handled to prevent segregation, contamination, and other harmful effects, including measures for aggregate moisture control, separate storage of cement and pozzolana, and handling of damaged cement.
(Ref: -) - •Mixing /General/:
The bidder/contractor shall describe their concrete mixing procedures, including the use of central-mix plants or truck mixers, adherence to manufacturer's capacity limits, and the prohibition of hand-mixing.
(Ref: -) - •Measuring Material /Aggregate Measurement/:
The bidder/contractor shall describe their methods for measuring aggregates, including separate measurement of fine and coarse aggregates, the use of volume batching (if applicable), and procedures for adjusting for fine aggregate bulking.
(Ref: -) - •Batching and Mixing /Standby Mixer/:
The bidder/contractor shall describe their plan for a standby mixer.
(Ref: -) - •Measuring Material: /Admixture Measurement/:
The bidder/contractor shall describe their methods for measuring admixtures, ensuring accuracy within ±5%.
(Ref: -) - •Mixing: /Truck Mixer/:
The bidder/contractor shall describe their procedures for using truck mixers, including capacity limits, blade wear limits, procedures for adding admixtures and water, and mixing revolution requirements.
(Ref: -) - •Batching Plant, Mixers, and Agitators:
The bidder/contractor shall confirm that their batching plant, mixers, and agitators conform to AASHTO M-157, and that continuous volumetric mixing equipment conforms to AASHTO M-241.
(Ref: -) - •Mixing /Central-Mix Plant/:
The bidder/contractor shall describe their procedures for dispensing liquid admixtures, charging the mixer, and ensuring minimum mixing time.
(Ref: -) - •Batching and Mixing /General:/:
The bidder/contractor shall provide further details on their batching and mixing procedures
(Ref: -) - •Batching and Mixing /Charging the mixer/:
The bidder/contractor shall describe the sequence
(Ref: -) - •Batching and Mixing /Mixing and discharge /:
The bidder/contractor shall specify the mixing period.
(Ref: -) - •Batching and Mixing: /Maintenance /:
The bidder/contractor shall describe their maintenance.
(Ref: -) - •Batching and Mixing /Ready-mixed concrete/:
The bidder/contractor shall describe their procedures.
(Ref: -) - •Delivery:/General:/:
The bidder/contractor shall describe their procedures for producing and delivering concrete to ensure continuous placement and prevent initial set, and to minimize re-handling and damage to the structure.
(Ref: -) - •Trial Mixes:
The bidder/contractor shall describe their plan for conducting laboratory trial mixes, including the timing, materials, and procedures for obtaining Engineer approval.
(Ref: -) - •Compressive Strength:
The bidder/contractor shall describe their understanding of the compressive strength requirements, including the definition of a sub-lot, acceptance criteria, and the test methods they will use (AASHTO T-22, AASHTO T-23, and SANS 5861 and 5863 if applicable).
(Ref: -) - •Consistency and Workability:
The bidder/contractor shall describe how they will ensure the concrete has the required workability, including the methods they will use to assess it (slump test, compacting factor test, or VB consistometer test), the target slump range, and their procedures for adding water at the job site.
(Ref: -) - •Temperature and Weather Conditions /Cold Weather/:
The bidder/contractor shall describe in detail their proposed methods and materials for protecting concrete during cold weather, including maintaining temperature records
(Ref: -) - •Memorandum Association:
Bidder MUST submit a copy of their Memorandum Association
(Ref: -) - •Bid Security:
Bidder MUST submit the bid security in hardcopy to the designated address before the bid submission deadline, in the form of a CPO (Certified Payment Order), Bank Guarantee, or Bid Bond, made out to the Ethiopian Roads Administration.
(Ref: -) - •Article of Association:
Bidder MUST submit a copy of their Article of Association.
(Ref: -) - •Joint Venture Agreement (if applicable):
If the bidder is participating in a joint venture or consortium, they MUST submit the legally binding agreement document.
(Ref: -) - •Manufacturer's Quality and Safety Certifications:
Bidder MUST submit authentic and valid Manufacturer's Quality and Safety Certifications from accredited international bodies like ISO, CE, ASTM, DIN, JIS, TUV, or equivalent, for the offered product (point 5). The certificates MUST include certificate numbers and the address of the accreditation body.
(Ref: -) - •Onsite Warranty Letter:
Bidder MUST submit an Onsite Warranty Letter guaranteeing to replace defective parts within the warranty period at the bidder's cost, including transportation and labor to the worksite in Ethiopia (Spec I, Point 6). The letter MUST detail the terms and conditions, the process for rectifying faults, and include any extra warranty period documentation.
(Ref: -) - •External Audit Reports:
Bidder MUST submit external audit reports (not financial statements) certified by an independent auditor for the last Three (3) Years. For Ethiopian Bidders, the audit reports MUST be prepared by certified auditors (not accountants or accounting firms).
(Ref: -) - •Signed & Stamped Copies of Technical Specification Requirement :
Bidder MUST submit signed and stamped copies of the entire Technical Specification Requirement document, including a clause-by-clause commentary to the entire specification requirement
(Ref: -) - •Signed & Stamped Anti-Bribery Pledge Forms:
Bidder MUST submit signed and stamped Anti-Bribery Pledge Forms, including an Anti-Bribery/Corruption Declaration confirming their commitment to ethical business practices.
(Ref: -) - •Signed and Dated Delivery and Completion Schedule:
Bidder MUST submit a signed and dated Delivery and Completion Schedule presented as per the template in Section 6, Statement of Requirements
(Ref: -) - •Written Power of Attorney of the Signatory of the Bid:
Bidder MUST submit a written power of attorney of the signatory of the bid, granting the agent the authority to sign contracts and submit bids on behalf of the manufacturer/international company (if applicable).
(Ref: -) - •Trial Mix Reports (for proposed concrete or asphalt mixes):
Bidders must submit trial mix reports for each concrete and/or asphalt mix design proposed for the project. T
(Ref: Trial Mix Reports ) - •Manufacturer's Certificates of Compliance (CoC) (for key proposed materials and products):
Bidders must submit CoCs for key materials and products they propose to use (e.g., pipes, structural steel, waterproofing membranes, specialized fittings).
(Ref: Manufacturer's Certificates of Compliance (CoC) (for key proposed materials and products): ) - •Certificates of Analysis (CoA) (for materials like cement, admixtures, coatings, etc.):
Bidders must submit CoAs for critical materials to be incorporated into the works.
(Ref: Certificates of Analysis (CoA) (for materials like cement, admixtures, coatings, etc.)) - •Calibration Certificates (for critical testing and measuring equipment to be used by the bidder):
Bidders must provide evidence that critical testing and measuring equipment they intend to use for quality control on the project will be properly calibrated. This can be in the form of representative calibration certificates for their existing equipment or a commitment to use accredited calibration services.
(Ref: Calibration Certificates (for critical testing and measuring equipment to be used by the bidder):) - •Equipment Specifications (for major plant and equipment proposed for the project:
Bidders must submit technical specifications for major plant and equipment they propose to deploy for the execution of the works (e.g., batching plants, pavers, cranes, earthmoving equipment).
(Ref: Equipment Specifications (for major plant and equipment proposed for the project) - •Detailed Descriptions of Proposed Methodologies and Procedures (Method Statements) (for key construction activities:
Bidders must submit preliminary method statements for critical construction activities as specified in the tender documents.
(Ref: Detailed Descriptions of Proposed Methodologies and Procedures (Method Statements) (for key construction activities) - •Materials (Section 8402) Cement::
The bidder/contractor shall specify the type(s) of cement proposed for use and provide evidence of compliance with the specified standards (AASHTO M-85 for Portland and Sulphate Resisting, AASHTO M-240 for Blended Hydraulic, or proof of Ethiopian manufacture for Pozzolana).
(Ref: -) - •Prohibited Aggregates /Coarse Aggregate/:
The bidder/contractor shall acknowledge the prohibition of aggregates known to polish and certain carbonate aggregates for bridge decks and surface courses.
(Ref: -) - •Storage of Materials (Section 8403) /Aggregate Storage/:
The bidder/contractor shall describe their proposed methods for storing aggregates, including measures to prevent segregation, intermixing, and contamination. For on-site batching, the bidder shall describe the storage bins and concrete apron slab.
(Ref: -) - •Measuring Material: /Cement Measurement/:
The bidder/contractor shall describe their methods for measuring cement, including the use of standard bags and procedures for measuring cement from bulk storage and partially used bags.
(Ref: -) - •Measuring Material: /Water Measurement/:
The bidder/contractor shall describe their methods for measuring water, ensuring accuracy within ±3%.
(Ref: -) - •Concrete for Structures (Section 8404) /Concrete Grade and Class /:
The bidder/contractor shall confirm their understanding of the concrete grades and classes specified in the contract and their ability to provide concrete that meets the compressive strength requirements of Table 8404/1.
(Ref: -) - •Concrete for Structures (Section 8404) /Minimum Cement Content/:
The bidder/contractor shall confirm their understanding of the requirement to use a minimum cement content sufficient to meet the strength requirements.
(Ref: -) - •Concrete for Structures (Section 8404) /Maximum Water/Cement Ratio/:
The bidder/contractor shall confirm their understanding of the maximum water/cement ratio requirement (0.5) and any potential need for Engineer approval for exceeding this limit.
(Ref: -) - •Coarse Aggregate /Standard Compliance/:
The bidder/contractor shall confirm that coarse aggregate conforms to AASHTO M-80 Class A, and shall indicate compliance with the amendments for Los Angeles Abrasion (AASHTO T-96) and Adherent Coating (FLH T-512).
(Ref: -) - •Storage of Materials (Section 8403) /Deteriorated Material /:
The bidder/contractor shall confirm their understanding that deteriorated, contaminated, or damaged materials shall not be used and must be removed from the site.
(Ref: -) - •Measuring Material /Adjustment to Mix Proportions/:
The bidder/contractor shall describe their process for making adjustments.
(Ref: -) - •Delivery /Non-Agitating Equipment/:
The bidder/contractor shall describe the conditions under which they may use non-agitating equipment
(Ref: -) - •Temperature and Weather Conditions /General/:
The bidder/contractor shall describe the measures they will take to maintain concrete temperature within the specified limits, including procedures for hot weather and cold weather concreting, and protection of fresh concrete.
(Ref: -) - •Delivery /Truck mixer /agitator/:
The bidder/contractor shall describe their procedures for using truck mixers and agitators, including agitation during transport, and the addition of water and admixtures at the work site.
(Ref: -) - •Alkali-Aggregate Reactivity (AAR): /Petrographic Analysis/:
The bidder/contractor shall confirm their ability to provide petrographic details of significant rock components in the aggregates.
(Ref: -) - •Fine Aggregate /Grading/:
The bidder/contractor shall specify the source of the fine aggregate and confirm that it meets the grading requirements of Table 8402/2.
(Ref: -) - •Coarse Aggregate /Grading/:
The bidder/contractor shall specify the source of the coarse aggregate and confirm that it meets the grading requirements of Table 8402/3.
(Ref: -) - •Fine Aggregate /Standard Compliance/:
The bidder/contractor shall confirm that fine aggregate conforms to AASHTO M-6 Class B, and shall indicate compliance with the amendments for material passing the 0.075 mm sieve (AASHTO T-11) and Sand Equivalent Value (AASHTO T-176).
(Ref: -) - •Admixtures: :
The bidder/contractor shall clearly state which types of admixtures will be used and demonstrate that they meet the corresponding AASHTO M 194 requirements (Type A, B, C, D, E, F, and/or G). For Type C and E, the bidder must explicitly confirm that only non-chloride accelerating admixtures will be used.
(Ref: -) - •Laboratory Test Reports (for materials proposed, e.g., soil, concrete aggregates, steel):
Bidders must submit representative laboratory test reports demonstrating the quality of proposed materials.
(Ref: Laboratory Test Reports )
FinancialQualification
- •Documents proofing bidder financial standing:
Bidder has to submit other documents proofing its financial standing, as required in the BDS Clause 15.2(b)
(Ref: 37.5 (b). ) - •Average annual turnover :
The average annual turnover for the period specified in Section 3, Evaluation Methodology and Criteria does not exceed the amount of the financial proposal of the Bid in value specified in the BDS:an average of 100,000,000 (One Hundred Million) Ethiopian Birr
(Ref: 37.5 (c). ) - •External Audit Reports:
Bidder MUST submit external audit reports (not financial statements) certified by an independent auditor for the last Three (3) Years. For Ethiopian Bidders, the audit reports MUST be prepared by certified auditors (not accountants or accounting firms).
(Ref: -) - •Submission of Financial Statements:
Bidder has to submit financial statements certified by an independent auditor as required in ITB Clause 15.2(a) for the period specified in Section 3, Evaluation Methodology and Criteria
(Ref: -)
LegalQualification
- •Bidder Nationality :
Nationality in accordance with ITB Sub-Clause 4.2
(Ref: 4.2) - •Conflict of interest :
No conflict of interest as described in ITB Clause 4.3
(Ref: 4.3) - •Form Data on Joint Ventures:
In the case of a bid submitted by a joint venture (JV), the Bidder has failed to submit the Form Data on Joint Ventures, the Agreement governing the formation of joint venture, or letter of intent to form JV, including a draft agreement, in accordance with ITB Clause 4.1
(Ref: 4.1)
Bid Security
Amount: 200000 ETB
Foreign Bidders Form: Bank/Wire Transfer, Bank_Guarantee
Local Bidders Form: Bank/Wire Transfer, Bank_Guarantee
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