Standards

DB23/T 3993-2026 Active

DB23/T 3993-2026 Erosion gully development monitoring technical regulations

Publish Date: 2026-04-07

DB23/T 3992-2026 Active

DB23/T 3992-2026 Ecological Clean Stream Basin Comprehensive Management Specification

Publish Date: 2026-04-07

DB23/T 3991-2026 Active

DB23/T 3991-2026

Publish Date: 2026-04-07

DB23/T 3990-2026 Active

DB23/T 3990-2026 The Procedures for the Nearly Natural Management of Larix olgensis Plantation Forests

Publish Date: 2026-04-07

DB23/T 3989-2024 Active

DB23/T 3989-2024 Intelligent Toll Collection System Application Technical Specification for Cold Regions Charging Highways

Publish Date: 2025-12-30

DB23/T 3988-2024 Active

DB23/T 3988-2024 Long-term performance observation specifications for cold region highway infrastructure

Publish Date: 2025-12-30

DB23/T 3987-2024 Active

DB23/T 3987-2024 Winter anchoring regulations for river ships on international rivers during winter season

Publish Date: 2025-12-30

DB23/T 3986-2024 Active

DB23/T 3986-2024

Publish Date: 2025-12-30

DB23/T 3985-2024 Active

DB23/T 3985-2024

Publish Date: 2025-12-30

DB23/T 3984-2024 Active

DB23/T 3984-2024 Technical Specification for Application of Assembled Bellows Steel Structure Roadside Gutter in Cold Regions

Publish Date: 2025-12-30

DB23/T 3983-2024 Active

DB23/T 3983-2024 Technical Specification for Service Performance Evaluation of Cold Region Bridges

Publish Date: 2025-12-30

DB23/T 3982-2024 Active

DB23/T 3982-2024 Tuberculosis cold-weather nutrition intervention guidelines

Publish Date: 2025-12-30