Acoustic Chamber,Remote AHU,101 cm wedges for installation,Floor wedges with Walkable Acoustic Grat
Gujarat University
AHMEDABAD, GUJARAT
Bid Publish Date
11-Feb-2026, 3:22 pm
Bid End Date
04-Mar-2026, 4:00 pm
Value
₹96,00,000
Location
Progress
Quantity
2115
Category
Variable Acoustic Panels Integrated
Bid Type
Two Packet Bid
Iit Mandi Ihub And Hci Foundation invites bids for Primary Hanging Framework, High-Density Cementitious Board Layer 1, Limp Mass Acoustic Barrier Layer, High- Density Cementitious Board Layer 2, 50mm Channel Cavity with Absorptive Infill, Wood Fibre Acoustic Wall Panels Outer, Secondary Hanging Framework, Wood Fibre Acoustic Roof Panels Inner, Modular Special Acoustic Elements, Isolated Wall Framework, High-Density Cementitious Board Outer, Limp Mass Acoustic Barrier Wall, High-Density Cementitious Board Inner, 50mm Absorptive Cavity with Mineral Wool, Wood Fibre Acoustic Wall Panels Internal, Secondary Independent Framework Inner, Variable Acoustic Panels Integrated, Anechoic Highly Absorptive Mode Surfaces, Recording Interaction Mode Balanced, DAC-SPEECH LIVE Engineered Diffusive, Corner Bass Traps, Substrate Preparation Floating Floor, First Layer MLV Barrier on RCC Floor, Resilient Support System U-Boats, Timber Sleepers Wooden Runners, Cavity Infill Rockwool, Structural Deck Subfloor, Perimeter Isolation Sealing, Finish Acoustic Carpet, Acoustic Door 1000x2100x75mm, Acoustic Door Sealing System, Performance Evaluation and Testing, Mode-Based Validation Testing, Documentation and Reporting in MANDI, HIMACHAL PRADESH. Quantity: 2115. Submission Deadline: 04-03-2026 16: 00: 00. Submit your proposal before the deadline.
Main Document
BOQ
BOQ
ATC
GEM_GENERAL_TERMS_AND_CONDITIONS
Gujarat University
AHMEDABAD, GUJARAT
Directorate Of Enforcement
JAMMU, JAMMU & KASHMIR
Cbic Central Board Of Indirect Taxes & Customs
HYDERABAD, TELANGANA
Indian Army
INDORE, MADHYA PRADESH
Hindustan Petroleum Corporation Ltd
VISAKHAPATNAM, ANDHRA PRADESH
Tender Results
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| Item # | Title | Description | Quantity | Unit | Consignee | Delivery (Days) |
|---|---|---|---|---|---|---|
| 1 | Primary Hanging Framework | Providing lightweight metal framework from GI aluminium MS sections suspended from primary isolated framework using neoprene isolation washers resilient clips. No rigid connection to RCC slab or masonry walls. Complete with all fixings. | 61 | sqm | purchase_shweta | 90 |
| 2 | High-Density Cementitious Board Layer 1 | Providing 12mm thick high-density cementitious fibre board conforming to IS standards fixed to isolated GI framework using corrosion-resistant self-drilling screws. Boards with staggered joints and tight butt joints. All perimeter interfaces sealed with non-hardening acoustic sealant. | 61 | sqm | purchase_shweta | 90 |
| 3 | Limp Mass Acoustic Barrier Layer | Providing 5mm thick high surface density flexible acoustic membrane limp-mass type having material density 1900 to 2000 kg per cubic meter and minimum surface density 9.5 kg per square meter. Membrane laid with minimum 50mm overlap at joints bonded using flexible acoustic adhesive with all overlaps fully sealed. | 68 | sqm | purchase_shweta | 90 |
| 4 | High-Density Cementitious Board Layer 2 | Providing 12mm thick high-density cementitious fibre board conforming to IS standards fixed to isolated GI framework using corrosion-resistant self-drilling screws. Boards with staggered joints. All perimeter interfaces sealed with acoustic sealant. | 61 | sqm | purchase_shweta | 90 |
| 5 | 50mm Channel Cavity with Absorptive Infill | Providing 50mm deep GI channel framework forming absorptive cavity infilled with 50mm thick high-density mineral wool insulation Rockwool type with minimum density 98 kg per cubic meter. Cut accurately and friction-fitted between channels ensuring full contact without gaps or compression. | 61 | sqm | purchase_shweta | 90 |
| 6 | Wood Fibre Acoustic Wall Panels Outer | Providing magnesite-bonded pine wood fibre acoustic wall panels surface painted with kerfed long edges. Panel size 600 by 1200 by 20mm with minimum density 400 kg per cubic meter. Green-certified and low-VOC compliant. Fixed on concealed GI framing system with polymer H-spline jointing achieving minimum NRC 0.70 and SAA 0.70. | 61 | sqm | purchase_shweta | 90 |
| 7 | Secondary Hanging Framework | Providing lightweight secondary metal framework from GI aluminium MS sections suspended exclusively from primary isolated framework using neoprene isolation washers resilient clips. Forms independent support system for inner acoustic finishes. | 55 | sqm | purchase_shweta | 90 |
| 8 | Wood Fibre Acoustic Roof Panels Inner | Providing magnesite-bonded pine wood fibre acoustic panels surface painted with kerfed long edges. Size 600 by 1200 by 20mm with minimum density 400 kg per cubic meter. Green-certified and low-VOC compliant. Fixed on concealed GI framing with H-spline jointing system achieving minimum NRC 0.70 and SAA 0.70. | 55 | sqm | purchase_shweta | 90 |
| 9 | Modular Special Acoustic Elements | Supplying and fixing absorptive and diffusive acoustic foam modules DAC-Speech-Pure 50mm DAC-Speech-Edge 50mm DAC-Speech-Calm 50mm DAC-Speech-V-absorb 50mm for Capture Room. Open-cell fire-retardant acoustic foam modules with deep absorptive profiled geometry mounted on secondary framework using mechanical clips hook-and-rail systems. | 49 | sqm | purchase_shweta | 90 |
| 10 | Isolated Wall Framework | Providing independent GI stud framework erected clear of existing masonry walls mounted on isolation pads at floor and ceiling junctions with no rigid mechanical connection to parent structure. Complete with all structural supports and isolation details. | 99 | sqm | purchase_shweta | 90 |
| 11 | High-Density Cementitious Board Outer | Providing 12mm thick high-density cementitious fibre board to isolated GI framework using corrosion-resistant screws. Boards with staggered joints. Continuous 5 to 10mm perimeter gap maintained and sealed using non-hardening acoustic sealant. All joints airtight sealed. | 118 | sqm | purchase_shweta | 90 |
| 12 | Limp Mass Acoustic Barrier Wall | Providing 5mm thick high surface density flexible acoustic membrane with density 1900 to 2000 kg per cubic meter and minimum surface density 9.5 kg per square meter. Installed as continuous non-tensioned sound isolation barrier. Membrane with minimum 50mm overlap at joints bonded using flexible acoustic adhesive. | 118 | sqm | purchase_shweta | 90 |
| 13 | High-Density Cementitious Board Inner | Providing 12mm thick high-density cementitious fibre board to isolated GI framework using corrosion-resistant screws. Boards with staggered joints and tight butt joints. Continuous 5 to 10mm perimeter gap maintained and sealed. All service cut-outs sealed airtight. | 118 | sqm | purchase_shweta | 90 |
| 14 | 50mm Absorptive Cavity with Mineral Wool | Providing 50mm deep GI channel framework forming continuous absorptive cavity completely infilled with 50mm thick high-density mineral wool insulation Rockwool type with minimum density 98 kg per cubic meter. Cut accurately and friction-fitted ensuring full contact without gaps. | 118 | sqm | purchase_shweta | 90 |
| 15 | Wood Fibre Acoustic Wall Panels Internal | Providing magnesite-bonded pine wood fibre acoustic wall panels surface painted with kerfed long edges. Size 600 by 1200 by 20mm with minimum density 400 kg per cubic meter. Green-certified and low-VOC compliant. Fixed on concealed GI framing with H-spline jointing achieving NRC 0.70 and SAA 0.70. | 118 | sqm | purchase_shweta | 90 |
| 16 | Secondary Independent Framework Inner | Providing independent GI framework to form inner acoustic chamber geometry structurally separated from outer isolation wall and parent building fabric. Framework with no rigid mechanical connection to outer shell except through approved resilient isolation details. | 103 | sqm | purchase_shweta | 90 |
| 17 | Variable Acoustic Panels Integrated | Providing fabricating supplying and fixing engineered plywood wall panels as integral part of inner chamber geometry. Panels configured for absorptive mode and diffusive mode mounted on precision sliding rotating hinged mechanisms complete with tracks bearings guides and stops. | 180 | sqm | purchase_shweta | 90 |
| 18 | Anechoic Highly Absorptive Mode Surfaces | Providing DAC-SPEECH Pure flat broadband absorbers in melamine high-density PU and DAC-SPEECH Edge wedge pyramid profile absorbers to suppress early reflections eliminate flutter echoes achieving very low reverberation suitable for controlled speech and perceptual studies. | 70 | sqm | purchase_shweta | 90 |
| 19 | Recording Interaction Mode Balanced | Providing combination of DAC-SPEECH Calm mid-high frequency control zones and diffusive surface exposure to maintain speech clarity while avoiding over-damping ensuring natural interaction conditions for recording and human-machine studies. | 50 | sqm | purchase_shweta | 90 |
| 20 | DAC-SPEECH LIVE Engineered Diffusive | Providing engineered diffusive elements to provide effective spatial diffusion of reflected sound energy. Diffusers strategically exposed within recording and interaction zones to enhance acoustic naturalness speech intelligibility and listener comfort. | 13 | sqm | purchase_shweta | 90 |
| 21 | Corner Bass Traps | Providing corner bass traps at room corners wall-wall and wall-ceiling junctions using high-density mineral wool insulation minimum 60 kg per cubic meter preferred 80 to 100 kg per cubic meter. Formed in triangular diagonal configuration with minimum effective depth 300mm and face width 450mm complete with framing and fire-retardant fabric. | 20 | nos | purchase_shweta | 90 |
| 22 | Substrate Preparation Floating Floor | Substrate preparation of existing RCC floor including cleaning levelling making free from dust laitance loose particles and moisture. Repair of any cracks and voids. Floor to be dry before installation of isolation layers. | 61 | sqm | purchase_shweta | 90 |
| 23 | First Layer MLV Barrier on RCC Floor | Providing Mass Loaded Vinyl MLV 5mm thick with density 1900 to 2000 kg per cubic meter and minimum surface density 9.5 kg per square meter laid directly on RCC floor. Sheets laid flat with minimum 50mm overlap at joints. Joints sealed using flexible acoustic adhesive sealing tape. Turn-up MLV at perimeter walls by 50 to 75mm. | 65 | sqm | purchase_shweta | 90 |
| 24 | Resilient Support System U-Boats | Providing resilient U-boat isolators rubber neoprene type at designed spacing to support timber sleepers and break structural coupling. U-boats placed on top of MLV layer with typical spacing 600mm center to center along sleepers and 400 to 600mm center to center across sleepers ensuring uniform load distribution. | 65 | sqm | purchase_shweta | 90 |
| 25 | Timber Sleepers Wooden Runners | Providing treated timber sleepers seasoned straight knot-free typically 50mm minimum depth or as required for stiffness. Sleepers to sit within U-boats with no rigid fixing into RCC slab. Perimeter isolation gap of 10mm from all walls and columns maintained. | 61 | sqm | purchase_shweta | 90 |
| 26 | Cavity Infill Rockwool | Filling cavity between sleepers fully with Rockwool insulation having density 98 kg per cubic meter cut tight to fit. Infill to be continuous without gaps sagging or compression maintaining nominal thickness. | 61 | sqm | purchase_shweta | 90 |
| 27 | Structural Deck Subfloor | Providing minimum 18mm thick exterior-grade plywood BWP or minimum 18 to 25mm cement fibre board as subfloor laid over sleepers. Joints staggered. Fixing to timber sleepers only using screws with no fixing to penetrate RCC. All joints sealed with flexible sealant. | 61 | sqm | purchase_shweta | 90 |
| 28 | Perimeter Isolation Sealing | Maintaining continuous 10mm isolation gap between floating floor deck and wall partition. Gap filled with compressible backer rod non-hardening acoustic sealant. Providing isolated skirting fixed to wall only not to floor to avoid bridging. | 35 | rmt | purchase_shweta | 90 |
| 29 | Finish Acoustic Carpet | Providing and installing acoustic-grade carpet tile or roll with acoustic underlay as required suitable for low-noise walking and improved footfall control. Adhesive if used to be low-VOC and compatible with underlay. | 42 | sqm | purchase_shweta | 90 |
| 30 | Acoustic Door 1000x2100x75mm | Providing high-performance acoustic door 1000 by 2100 by 75mm with STC 50dB and above made of solid wood 50mm thick flush mounted free from sound leakages. Complete with corner seals perimeter seals drop down bottom seal surface mounted or butt type hinges with door seating mechanism. | 2 | nos | purchase_shweta | 90 |
| 31 | Acoustic Door Sealing System | Providing complete acoustic door sealing system comprising continuous compression-type perimeter seals magnetic or equivalent at head and jambs and automatic drop-down acoustic bottom seal suitable for achieving airtight closure for NC-20 or better low-noise environments. | 2 | nos | purchase_shweta | 90 |
| 32 | Performance Evaluation and Testing | Comprehensive acoustic performance evaluation of Capture Room using calibrated Class 1 instrumentation as per ISO 3382-5 ISO 3382-6 ISO 10140 ANSI S12.2 standards. Measurement of background noise level reverberation time speech clarity frequency response impulse response and other parameters. | 1 | set | purchase_shweta | 90 |
| 33 | Mode-Based Validation Testing | Mode-based validation testing carried out and documented for highly absorptive anechoic-biased mode recording interaction mode absorptive diffusive and capture motion-capture mode configurations. All modes to comply with specified acoustic intent. | 1 | set | purchase_shweta | 90 |
| 34 | Documentation and Reporting | Comprehensive performance evaluation report submission including measurement methodology test positions measurement files and plots RT C50 frequency response waterfall IR calibration details of measurement equipment tabulated comparison against acceptance criteria photographic documentation of test setup. | 1 | set | purchase_shweta | 90 |
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Experience Criteria
Certificate (Requested in ATC)
Additional Doc 1 (Requested in ATC)
Additional Doc 2 (Requested in ATC)
Additional Doc 3 (Requested in ATC)
Additional Doc 4 (Requested in ATC) *In case any bidder is seeking exemption from Experience / Turnover Criteria
the supporting documents to prove his eligibility for exemption must be uploaded for evaluation by the buyer
Indian Navy
📍 VISAKHAPATNAM, ANDHRA PRADESH
Indian Navy
📍 PUNE, MAHARASHTRA
State Institute Of Rural Development
📍 IMPHAL EAST, MANIPUR
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Main Document
BOQ
BOQ
ATC
GEM_GENERAL_TERMS_AND_CONDITIONS