Road Building Materials In Taiwan
Last updated: 2026-10-18
本内容由 AI 生成，仅供研究参考。价格、产量等数据为估算值，交易前请核实最新行情与规格。
Taiwan's road building materials market is dominated by asphalt concrete (bitumen) at roughly 85% of paved surface volume, with annual asphalt production near 1.2 million metric tons and PG 64-22 / AC-20 grade bitumen imported at approximately USD 480–560 per metric ton (2024 average) — the bulk sourced from Singapore, South Korea, and the Middle East. Below is a practical, data-driven breakdown of the materials, specs, pricing, and lead times that matter for contractors and importers working in Taiwan.
What Road Building Materials Are Used in Taiwan? (Material Mix & Volumes)
Taiwan's highway and municipal road network spans more than 43,000 km, and maintenance plus new construction consume roughly 1.1–1.3 million tons of asphalt mix per year. The material stack by function:
| Material | Function | Typical Spec (Taiwan) | Share of Road Budget |
|---|---|---|---|
| Penetration-grade bitumen (AC-20) | Hot-mix asphalt binder | CNS 2260 / PG 64-22 | 25–30% |
| Polymer-modified bitumen (PMB) | Expressway surface courses | PG 70-22 / PG 76-22 | 8–12% (premium jobs) |
| Crushed aggregate (basalt/andesite) | Asphalt skeleton | CNS 15308; LA abrasion ≤ 30% | 30–35% |
| Cement concrete | Rigid pavements, bridge decks | CNS 3090 | Project-specific |
| Emulsified bitumen (CSS-1h, CRS-2) | Tack coat, prime coat, patching | CNS 1305 | 3–5% |
| Geosynthetics (geotextile/geogrid) | Reflection crack control | AASHTO M288 | 1–2% |
Key point: Taiwan's volcanic geology supplies excellent andesite and basalt aggregate locally, but bitumen is nearly 100% imported — making binder pricing and import lead times the single biggest cost variable for road contractors on the island.
Bitumen Supply Chain & Import Data for Taiwan (Prices, Sources, Lead Times)
Taiwan produces no crude-derived bitumen of scale; CPC Corporation operates limited refining capacity, so over 90% of asphalt binder is imported. The dominant grades are AC-20 (penetration grade) and PG 64-22 (performance grade), with PMB specified on National Freeway resurfacing projects.
| Origin | Typical Grade | FOB Price (USD/MT, Q1 2024) | CIF Kaohsiung (USD/MT) | Sea Transit to Kaohsiung |
|---|---|---|---|---|
| Singapore | AC-20 / PG 64-22 | 470–510 | 520–565 | 5–7 days |
| South Korea | AC-20 | 455–495 | 505–550 | 6–8 days |
| UAE / Saudi Arabia | Pen 60/70, AC-20 | 430–470 | 495–545 | 18–24 days |
| Thailand | AC-20 | 460–500 | 515–560 | 8–10 days |
- Drum vs. bulk: Roughly 60% of Taiwan's imports arrive in steel drums (150–185 kg net) because many contractors lack heated bulk storage; drum premiums run USD 25–40/MT over bulk.
- Import duty: Bitumen enters Taiwan at 0% customs duty under HS 2713.20, with 5% business tax applied at import.
- Ports of entry: Kaohsiung handles ~70% of bitumen imports; Taichung and Keelung absorb most of the remainder.
- Seasonal factor: Demand spikes March–June (pre-typhoon-season paving window); spot prices can firm USD 20–35/MT in that period.
Cost Comparison: Material Cost per Kilometer of Road in Taiwan
A standard two-lane, 7 m wide, 5 cm asphalt wearing course over 1 km consumes about 800–850 tons of hot-mix asphalt, of which roughly 5.5–6% by weight (45–50 tons) is bitumen binder. At current CIF-plus-inland pricing:
| Cost Component | Unit | Quantity per km | Cost (USD) |
|---|---|---|---|
| Bitumen binder (AC-20, delivered) | USD 590/MT | ~48 MT | 28,300 |
| Aggregate (andesite, delivered) | USD 22/MT | ~780 MT | 17,200 |
| Hot-mix plant processing & haul | USD 18/MT | 830 MT | 14,900 |
| Paving & compaction crew | lump sum | — | 9,500 |
| Tack coat (emulsion) | USD 0.55/m² | 7,000 m² | 3,850 |
| Total material + lay cost | — | — | ~73,750 |
- PMB surface courses raise the binder cost line by 35–50%, adding roughly USD 11,000–14,000 per km.
- Full-depth reconstruction (30 cm granular base + 15 cm asphalt) multiplies per-km cost by 3.5–4× versus a resurfacing overlay.
- Bitumen volatility risk: a USD 50/MT swing in binder price moves per-km cost by ~USD 2,400 — enough to erase a thin contractor margin.
Standards, Climate & Specification Notes for Taiwan Roads
Taiwan's CNS (Chinese National Standards) framework governs most public works, with National Freeway Bureau (NFB) supplementary specs for expressways. Climate drives specification choices:
| Climate Zone | Region | Typical Binder Spec | Why It Matters |
|---|---|---|---|
| Subtropical wet | Taipei, Yilan, Keelung | PG 64-22 + anti-stripping additive | 2,500+ mm annual rainfall; moisture damage risk |
| Tropical | Kaohsiung, Pingtung | PG 70-22 (higher rutting resistance) | Surface temps exceed 60°C in summer |
| Mountainous | Central Cross-Island, Alishan | PMB PG 76-22 | Freeze-thaw cycles above 2,000 m elevation |
- Anti-stripping: Moisture damage is the #1 asphalt distress in Taiwan; 0.3–0.5% liquid anti-strip (amine-based) is standard in wet-region mixes, adding USD 4–6/MT to mix cost.
- Typhoon load: Drainage-layer asphalt (permeable friction course) is now specified on ~15% of new freeway sections; it requires PMB and open-graded aggregate.
- Recycling: Reclaimed asphalt pavement (RAP) substitution runs 15–25% in municipal overlays, cutting binder demand by ~10–15% and per-km cost by USD 4,000–6,000.
Procurement Lead Times & Import Checklist
Buyers sourcing bitumen for Taiwanese projects should plan around these real-world lead times:
| Stage | Time Required |
|---|---|
| Supplier quotation & grade confirmation | 3–5 days |
| Proforma invoice, LC opening | 5–8 working days |
| Production & drum filling (spot) | 7–14 days |
| Sea freight (SE Asia → Kaohsiung) | 5–10 days |
| Customs clearance + port release | 2–4 days |
| Inland haulage to hot-mix plant | 1–2 days |
| Total, order to plant gate | 25–40 days |
- Payment terms: Standard is 30% TT deposit / 70% against B/L copy for first orders; LC at sight for orders above 500 MT; open account only after 3+ completed shipments.
- Quality documents to demand: Certificate of Analysis (penetration @25°C, softening point, ductility @15°C, TFOT loss), ISO 9001 supplier cert, and third-party SGS/Intertek pre-shipment sampling.
- Spec trap: "AC-20" labeling varies between suppliers — always confirm CNS 2260 penetration ranges in writing before the LC is opened.
FAQ: Road Building Materials in Taiwan
Q1: How much bitumen does Taiwan import per year?
Taiwan imports roughly 700,000–800,000 metric tons of bitumen annually, with Singapore and South Korea supplying about 60% combined. Consumption peaks March–June ahead of the typhoon season.
Q2: What is the price of asphalt binder in Taiwan in 2024?
Delivered AC-20 bitumen lands at approximately USD 505–590 per metric ton CIF Kaohsiung plus inland haulage in 2024. Drum-packaged material carries a USD 25–40/MT premium over bulk tanker supply.
Q3: Which bitumen grade is used on Taiwan's National Freeway?
Expressway surface courses use polymer-modified bitumen PG 70-22 or PG 76-22, while base and binder courses use PG 64-22. Wet northern regions additionally require anti-stripping additives at 0.3–0.5%.
Q4: How many tons of asphalt mix does 1 km of road need in Taiwan?
A two-lane, 7 m wide, 5 cm overlay needs about 800–850 tons of hot-mix asphalt per kilometer, containing 45–50 tons of bitumen. Full-depth reconstruction requires 3.5–4× more material.
Q5: What is the lead time to import bitumen into Kaohsiung?
Total order-to-plant-gate time runs 25–40 days: 7–14 days production, 5–10 days sea transit from Southeast Asia, and 2–4 days customs clearance. Middle East cargo adds 2–3 weeks of transit time.
Calculate Your Taiwan Road Project Cost Instantly
Binder prices in Taiwan swing USD 50–80/MT within a single quarter — and on a 1 km overlay that's a USD 2,400–3,800 swing per kilometer. Before you quote your next tender or place an import order, run your numbers through the 6Tar cost calculator to model bitumen price, freight, drum vs. bulk premium, RAP substitution, and PMB upgrades in one pass. Get a landed-cost estimate for Kaohsiung, Taichung, or Keelung delivery in under two minutes — and quote your Taiwan road project with confidence.