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Commissionerate Of Technical Education Rajkot Gujarat Batch Type Concrete Mixers IS 1791 Latest 2025 Tender

Bid Publish Date

24-Oct-2025, 5:17 pm

Bid End Date

04-Nov-2025, 6:00 pm

Location

RAJKOT , GUJARAT
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Progress

Issue24-Oct-2025, 5:17 pm
AwardPending
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Quantity

1

Bid Type

Two Packet Bid

Key Highlights

  • • IS 1791 Latest conformity requirement for batch concrete mixers
  • • Batch Type Concrete Mixer with specified drum, water tank, hopper/loader, prime mover
  • • Delivery flexibility: ±25% quantity; extension rules with minimum 30 days
  • • EMD via Account Payee Demand Draft in favor of Principal- Government Engineering College Rajkot
  • • GST reimbursement terms and bidder’s GST applicability responsibility
  • • On-site installation, testing, commissioning, and operator training included
  • • Jurisdiction: Rajkot; authority reserves right to reject/cancel bids
  • • Warranty period to be specified; associated AMC/maintenance expectations

Categories 4

BUILDING CONSTRUCTION MASONRY AND CONCRETE TOOLS OTHER EQUIPMENTS BUILDING CONSTRUCTION MACHINERY

Tender Overview

The Commissionerate Of Technical Education, Gujarat invites bids for Batch Type Concrete Mixers conforming to IS 1791 Latest, to be supplied at Rajkot, Gujarat. The scope includes supply, installation, testing, commissioning, operator training, and statutory clearances where applicable. The contract accommodates potential quantity fluctuations up to 25% during and after award, with delivery terms tied to original delivery timelines and adjusted by a defined formula. Key differentiators include strict adherence to IS 1791, batching equipment with specific drum, water tank, hopper/loader, prime mover, and power requirements. The project focuses on reliable, compliant concrete mixing machinery for technical education purposes in Rajkot. The contract requires on-site setup, training of operators, and acceptance testing to verify performance per the specified standards.

Technical Specifications & Requirements

  • Standards: IS 1791 Latest; mixer must be IS 1791 compliant with documented conformity.
  • Product Category: Batch Type Concrete Mixer with explicit emphasis on drum design and transportability.
  • Performance Parameters: Drum speed (rounds/sec), towing speed, max engine/motor speed (Rev/Min), water tank capacity (liters), hopper/loader type, prime mover, power input (HP), mixing efficiency (%), discharge height (meter).
  • Dimensions & Materials: Thicknesses for tilting types (upper cone, cylindrical, lower portions) with shell material; blade thickness; non-tilting/reverse type blade thickness; minimum drum volume ratio for chosen size.
  • Warranty: Warranty period to be quoted; expected AMC/maintenance terms may apply.
  • Delivery & Installation: Delivery schedule aligned with option clause; installation, testing, commissioning, and operator training included.

Terms, Conditions & Eligibility

  • EMD & PBG: EMD via Demand Draft in favor of Principal- Government Engineering College Rajkot; hardcopy to be delivered within 5 days of bid end date.
  • Delivery Flexibility: Option clause allows ±25% quantity change; extended delivery time calculations apply with minimum 30 days.
  • GST: Bidder bears applicable GST; reimbursement at actuals or applicable rates, whichever is lower, subject to quoted GST.
  • Scope: Bid price must include supply, installation, testing, commissioning, operator training, and any statutory clearances.
  • ATC & Lodging: Bidder responsible for boarding and lodging during installation; Rajkot jurisdiction for disputes.
  • Right to Reject: Authority reserves right to reject or cancel bids without explanation.

Key Specifications

  • Batch Type Concrete Mixer conforming to IS 1791 Latest

  • Drum speed, towing speed, engine/motor speed specified in RPMS/HP

  • Water tank capacity in liters

  • Type of hopper/loader and prime mover

  • Power input in HP and mixing efficiency percentage

  • Discharge height and drum volume ratio for chosen size

  • Tilting vs non-tilting shell thickness and material specifications

Terms & Conditions

  • Delivery quantity may vary by ±25% with extended delivery rules

  • EMD via DD; hardcopy delivery within 5 days post bid end

  • GST to be borne by bidder; GST rate as applicable or actuals

  • Scope includes installation, testing, commissioning, operator training

Important Clauses

Payment Terms

GST payable by bidder; EMD via DD; payment terms to be defined in final contract

Delivery Schedule

Delivery period linked to original order; extended time formula applies for increased quantity

Penalties/Liquidated Damages

Details not provided; standard practice to be clarified in final ATC/contract

Bidder Eligibility

  • No liquidation or bankruptcy proceedings

  • Financial stability evidenced by financial statements

  • Ability to supply and install batch type mixers with IS 1791 compliance

Additional Tender Data

Commercial Details

Tender Category

Goods

Bid To RA

No

Bid To RA Enabled

No

Item Category

Batch Type Concrete Mixers as per IS 1791 (Q3)

Authority Records

EDUCATION DEPARTMENTDIRECTORATE OF TECHNICAL EDUCATION

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Documents 4

GeM-Bidding-8509199.pdf

Main Document

CATALOG-Specification-1

CATALOG Specification

Buyer uploaded ATC document

ATC

GEM General Terms and Conditions Document

GEM_GENERAL_TERMS_AND_CONDITIONS

Technical Specifications 1 Item

Item #1 Details

View Catalog
Category Specification Requirement
Standards Conforming to IS: 1791 Latest Yes
Performance parameters Type of Batch Concrete Mixer Tilting Type
Performance parameters Drum Speed in Round/Sec 30
Performance parameters Towing Speed, Max 30
Performance parameters Max, Engine or Motor Speed in Rev/Min 1450
Performance parameters Capacity of Water Tank in Liter 35.0
Performance parameters Type of Hopper/Loader NA
Performance parameters Type of Prime Mover Elecetric Motors
Performance parameters Power Input required to run the Mixer under normal working conditions in HP Any applicable numeric value
Performance parameters Mixing Efficiency in % 100
Performance parameters Warranty in Years 1
Dimensional parameters Size/Capacity of Concrete mixer 100T
Dimensional parameters Thickness in mm and Material of shell for Tilting type Concrete Mixer( Upper Conical Portion of Mixer Drum ) 4 mm thick steel sheet confirming to IS 226 latest
Dimensional parameters Thickness in mm and Material of shell for Tilting type Concrete Mixer( Cylinderical Portion of Mixer Drum ) 6 mm thick steel sheet confirming to IS 8500 latest
Dimensional parameters Thickness in mm and Material of shell for Tilting type Concrete Mixer( Lower Portion of Mixer Drum ) 12 mm thick Cast Iron confirming to IS 300 or FG Grade 300 latest
Dimensional parameters Blade Thickness for Tilting type Concrete Mixer( 8-10 mm thick steel sheet confirming to IS 226 LATEST
Dimensional parameters Thickness of Material Sheet of Shell for Non Tilting Type and Reverse Type 5 mm confirming to material steel sheet with thickness confirming to IS 226 latest
Dimensional parameters Blade Thickness for Non Tilting Type and Reverse Type 5 mm confirming to material steel sheet with thickness confirming to IS 226 latest
Dimensional parameters Minimum Ratio of Drum Volume to Nominal Size for the Preferred Size of Free fall Mixer 2.5, 3.8, 3.9, 4, 4.2, 4.3, 4.4, 4.5
Dimensional parameters Discharge Height in meter 60, 70, 75, 85, 120, 150, 180

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Required Documents

1

GST registration certificate

2

Permanent Account Number (PAN) card

3

Experience certificates for similar batch mixer supply projects

4

Financial statements demonstrating financial standing

5

EMD submission proof (DD in favor of Principal- Government Engineering College Rajkot)

6

Technical bid documents confirming IS 1791 compliance

7

OEM authorizations or confirmations (if applicable)

Frequently Asked Questions

Key insights about GUJARAT tender market

How to bid for batch mixer tender in Rajkot Gujarat 2025

Bidders must submit GST, PAN, financials, experience certificates, and EMD via DD in favor of Principal- Government Engineering College Rajkot. Ensure IS 1791 compliance with documented conformity. Include OEM authorizations if applicable and detailed installation, testing, commissioning plans. Delivery terms include ±25% quantity flexibility with a defined delivery extension formula.

What documents are required for concrete mixer tender in Rajkot

Required documents include GST registration, PAN, recent financial statements, experience certificates for similar projects, EMD/DD proof, technical bid confirming IS 1791 compliance, and OEM authorizations. Hardcopy EMD must reach the buyer within 5 days of bid end date, with delivery and installation plan clearly stated.

What standards and specifications must batch mixers meet

Bidders must ensure IS 1791 Latest conformity for batch type concrete mixers. Technical bids should detail drum speed, water tank capacity, hopper type, prime mover, power input in HP, discharge height, and mixing efficiency percentage, with shell thicknesses for tilting and non-tilting designs.

When is the delivery window for batch mixers in Rajkot

Delivery schedule follows original delivery order timelines and may extend under the option clause with a minimum 30 days. Extended time is calculated as (additional quantity/original quantity) × original delivery period, respecting the 30-day minimum if applicable.

What are the EMD requirements for the Rajkot mixer tender

The EMD must be submitted as an Account Payee Demand Draft in favor of Principal- Government Engineering College Rajkot, payable at Rajkot. A scanned copy of the DD must be uploaded with the bid, and the hardcopy delivered within 5 days after bid end date.

What installation and training is included in the scope

Scope includes supply, installation, testing, commissioning, operator training, and providing any statutory clearances required. Boarding and lodging for bidder personnel during installation are the bidder's responsibility, with on-site acceptance testing to verify performance against IS 1791 standards.

What are the payment terms and GST implications

GST is the bidder's responsibility; reimbursement is as per actuals or applicable rates, whichever is lower, subject to quoted GST. Payment terms will be finalized in contract, but initial terms require compliance with EMD submission and installation milestones for release.

Who has jurisdiction for disputes on this tender

Any disputes are subject to Rajkot jurisdiction. The buyer reserves rights to reject or cancel bids without assigning reasons, and ATC terms may specify additional compliance conditions during contract finalization.

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