Name: National Tunnel Inventory
Creator: Department of Transportation
License: 暂无描述

Data in the NTI is used to meet legislative reporting requirements and provide tunnel owners, the Federal Highway Administration (FHWA) and the general public with information on the number and condit

US Department of Transportation Open Data Portal2025-09-05 更新30

HIFLD OPEN National Tunnel Inventory

The National Tunnel Inventory dataset was compiled on July 22, 2024 and published on July 24, 2024 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation (

ICPSR2025-01-01 更新10

National Archive Inventory Inventory

As a ‘national memory’ of the Netherlands, the National Archives manage 142 km of archives, 15 million photographs, 300,000 maps and drawings and 1.2 petabytes of digital files of the government and o

data.europa00