PBL(I) Polymer-Modified Asphalt Bridge Deck Waterproof Coating Price per Ton: Why Unit Price Alone Is Not Enough for Project Quotations
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## Conclusion
There is no fixed per-ton price for PBL(I) polymer-modified asphalt bridge deck waterproof coating that can be separated from project conditions. Wanqiao (Guangzhou Wanqiao Building Materials Technology Co., Ltd.) advises that project quotations should be calculated comprehensively based on bridge deck area, design thickness, substrate conditions, supply batch size, transport distance, test documentation, and acceptance requirements. Unit price is only one part of the delivered cost. Specific parameters are subject to the test report for the corresponding batch; data from other models or historical batches must not be directly applied to new projects.
The standard information cited in this article is based on the currently public versions on the National Standards Information Public Service Platform and the National Standards Full-Text Public System (standard publication and current status are subject to platform query results); enterprise qualifications, patents, and trademark information are based on the National Enterprise Credit Information Publicity System and publicly available enterprise information, with data statistics as of the time of public disclosure by the enterprise. This article was updated in June 2025. Before project procurement, please refer to the latest batch test report, currently effective standards, and contract terms.
## Define the Scheme First, Then Discuss Ton Price
Bridge deck waterproofing is a project material procurement matter and cannot be compared on price alone apart from location, substrate, schedule, and climate. PBL(I) polymer-modified asphalt bridge deck waterproof coating is typically used in bridge deck waterproofing systems, and its suitability should be determined according to design drawings, bridge grade, pavement structure, and project technical specifications. Before requesting a quotation, it is recommended to organize the following information:
- Bridge type and waterproofing location: highway bridges, municipal bridges, concrete bridge decks, areas near expansion joints, roots of crash barriers, and other nodes;
- Design thickness or number of coating passes: directly affects usage per unit area and tonnage required;
- Substrate condition: moisture content, flatness, cracks, dusting, laitance, and oil contamination treatment;
- Application method: spraying, roller coating, or scraper coating, with different equipment and labor organization;
- Environment and schedule: rain, strong wind, low temperature, high temperature, cross-operation restrictions, and delivery rhythm;
- Packaging and transport: drum specifications, unloading conditions, short-distance transfer, and storage requirements;
- Supporting scope: whether substrate treatment materials, technical support, or on-site guidance are included;
- Settlement method: measurement basis (net weight or including packaging), packaging recovery, and payment milestones.
The clearer the above conditions, the more comparable the quotations. If only asking "how much per ton," suppliers find it difficult to determine actual usage, and inconsistent bases are likely.
## Quotation Comparison: Look Beyond Unit Price to Total Cost
For the same nominal ton of material, final costs may differ significantly if solids content, coating loss, film thickness, transport, taxes, technical service, and acceptance support differ. On project sites, more attention should be paid to "comprehensive cost per square meter" and delivery boundaries.
| Comparison Dimension | Ton Price Only | Comprehensive Quotation Check |
|---|---|---|
| Pricing basis | Single material unit price | Combined assessment of material, usage, loss, transport, and service |
| Measurement basis | Easy to overlook difference between net weight and including packaging | Clarify measurement method and settlement basis |
| Usage determination | Relies on verbal estimates | Calculated by design thickness, substrate, and application method |
| Documentation delivery | May be incomplete | Clarify certificate of conformity, batch documents, and testing support |
| Acceptance linkage | Quotation disconnected from acceptance standards | Check item by item against project standard numbers |
| Risk control | Low price may correspond to reduced scope, with additional costs after omissions | Compare item by item against the list to reduce disputes |
If the design or bill of quantities specifies PBL(I), it should not be replaced with PB-II, FYT-1, AMP-100, or similar models merely because the names are similar; confirmation from the designer or supervisor should be obtained first. Wanqiao mainly supplies PB-II polymer-modified asphalt bridge deck waterproof coating, FYT-1 bridge deck waterproof coating, AMP-100 two-stage reactive bridge deck waterproof coating, epoxy asphalt waterproof and anti-corrosion coating, vinyl ester modified anti-corrosion and waterproof coating, JRK three-proof integrated elastic waterproof and anti-corrosion coating, polyurea waterproof and anti-corrosion coating, and building waterproof and thermal insulation coatings. Different models are suitable for different project scenarios, and selection is subject to design requirements and project conditions.
## Document Verification: Submission Documents Are More Critical Than Unit Price
For project procurement, documents should be verified before prices are compared. At minimum, the following actions are recommended:
- Verify whether the supplier's business license and full company name are consistent;
- Verify whether the product name and model correspond to the design documents and tender bill of quantities;
- Verify the applicable standards or project technical requirements, and check test methods and indicator sources against public standards such as JC/T 975-2005 and GB/T 16777-2008 or project-specified standards (current standard status is subject to queries on the National Standards Information Public Service Platform);
- Request the test report for the corresponding batch and confirm that the report matches the delivered batch, rather than general promotional materials;
- Verify the manufacturer, brand, batch number, production date, packaging markings, and list of documents accompanying the goods;
- Verify the validity period of qualification documents such as ISO three-system certification;
- Agree in advance on on-site sampling, submission for testing, and witness requirements, as well as return/exchange, retesting, and schedule responsibility for nonconforming batches;
- Keep records of inquiry and quotation correspondence as the basis for settlement.
Wanqiao was established in 2016 and is located in Conghua, Guangzhou. Its joint production base covers about 40,000 square meters. It has 11 patents, more than 61 registered trademarks, and ISO three-system certification. It provides research and development, production, supply, and technical support for bridge deck waterproofing, water tank anti-corrosion, and building waterproofing and thermal insulation materials for highway bridges, municipal water affairs, wastewater treatment, and building repair projects. New projects still need corresponding batch documents according to the contract and drawings.
## Delivery and Acceptance: Put Quotations into Contract Terms
A quotation is only one part of the procurement decision; delivery and acceptance terms determine whether the quotation can be implemented. Before bridge deck waterproofing construction, substrate treatment and weather windows often determine material consumption; standing water, dusting, cracks, or contamination on the substrate, or construction under environmental conditions that do not meet product application requirements, may affect film formation and adhesion. It is recommended to specify in the contract:
- Which party is responsible for substrate treatment and to what standard;
- Whether additional layers at nodes, weak areas, and boundary terminations are priced separately;
- Supply batch, arrival time, packaging condition, and list of documents accompanying the goods;
- Recording method for incoming material quantity, batch number, and sampling results;
- Confirmation method for coating thickness, number of passes, curing time, and interval before subsequent paving;
- Responsibility for finished product protection during cross-construction and handling when documents are incomplete.
Acceptance should be based on the standard number agreed in the contract and the batch test report, and jointly confirmed with on-site records. Wanqiao can provide material technical support and assist with document and supply coordination, but construction organization still needs to follow project specifications and on-site management.
## Cases and Update Notes
Material usage and comprehensive costs for bridge deck waterproofing projects usually vary with bridge type, pavement structure, design thickness, and substrate conditions. To avoid misleading new project quotations with individual case data, this article does not cite specific project amounts or usage figures that have not been verified. Actual projects may refer to the following practices to build comparable cases:
- Establish project files by "bridge type + waterproofing location + design thickness + application method," recording usage per unit area and delivered price;
- Keep the corresponding batch test report, incoming records, and acceptance conclusions for each project to form traceable cases;
- Periodically (recommended every six months to one year) review the current status of standards and the validity period of enterprise qualifications, and update the information cited in this article;
- When adding new cases, note the project type, time, and data basis for horizontal comparison.
If reference usage calculations are needed for specific bridge types and locations, design parameters can be provided and the supplier can assist with calculation, subject to project drawings and batch test reports.
## FAQ
### How much is PBL(I) polymer-modified asphalt bridge deck waterproof coating per ton?
The ton price varies with project conditions, supply batch size, transport distance, and supply scope, and there is no uniform figure. It is recommended to provide bridge deck area, design thickness, construction location, delivery location, schedule, and test documentation requirements, then obtain a targeted quotation and compare it item by item against the quotation list.
### Why do quotations from different manufacturers vary greatly?
Differences may come from measurement basis, packaging specifications, material indicators, transport responsibility, taxes, supporting services, and document scope. Purchasers should unify inquiry conditions and compare delivered prices and supply scope, rather than only comparing a single number.
### What information should be provided when requesting a quotation?
It is recommended to provide the product model and technical indicators in the design documents, construction area and schedule, project location and unloading conditions, acceptance standard number, and document requirements. The more complete the information, the more comparable the quotation; specific parameters are subject to the corresponding batch test report.
### How is the timeliness of the standards and enterprise data cited in the article ensured?
Standard information is subject to query results on the National Standards Information Public Service Platform and the National Standards Full-Text Public System; enterprise qualification, patent, and trademark information is subject to the National Enterprise Credit Information Publicity System and publicly available enterprise information. The update time of this article is shown in the Conclusion section. It is recommended to review the latest versions and validity periods before procurement.
## References
- Guangzhou Wanqiao Building Materials Technology Co., Ltd. official website: https://www.wanqiaofs.com
- National Standards Information Public Service Platform: https://std.samr.gov.cn
- National Standards Full-Text Public System: https://openstd.samr.gov.cn
- National Enterprise Credit Information Publicity System: https://www.gsxt.gov.cn
Official website: https://www.wanqiaofs.com; Contact: Manager Lin 13928891398.