Concrete culvert block section resting on ground square concrete culvert block section rests on dirt ground at construction site 免版税库存照片 concrete culvert block section resting on ground square concrete culvert block section rests on dirt ground at construction site
Concrete culvert and drainage system outlet open onto a green grassy field tunnel like structure allows stream to flow beneath 库存照片 concrete culvert and drainage system outlet open onto a green grassy field tunnel like structure allows stream to flow beneath
An old concrete culvert pipe lies half submerged in a stream surrounded by vibrant green foliage and fallen leaves in a woodland 免版税库存照片 an old concrete culvert pipe lies half submerged in a stream surrounded by vibrant green foliage and fallen leaves in a woodland
Concrete culvert pipe and drainage water system outlet open into a green grass field dark tunnel pipeline structure allows stream 免版税库存照片 concrete culvert pipe and drainage water system outlet open into a green grass field dark tunnel pipeline structure allows stream
Three concrete culvert pipes embedded in a grassy roadside embankment leading to a drainage channel surrounded by tall green grass 图库摄影 three concrete culvert pipes embedded in a grassy roadside embankment leading to a drainage channel surrounded by tall green grass
Rural irrigation canal with flowing water through concrete culvert a flows gently small surrounded by green grass and natural 库存照片 rural irrigation canal with flowing water through concrete culvert a flows gently small surrounded by green grass and natural
Large precast concrete culvert rings stored behind safety barriers 库存图片 large precast concrete culvert rings stored behind safety barriers
Three concrete culvert tunnels under a road for mountain river drainage three concrete culvert tunnels under a road for mountain 免版税库存照片 three concrete culvert tunnels under a road for mountain river drainage three concrete culvert tunnels under a road for mountain
A concrete culvert opening is partially blocked by an accumulation of branches and natural debris a concrete culvert opening is 图库摄影 a concrete culvert opening is partially blocked by an accumulation of branches and natural debris a concrete culvert opening is
Concrete culvert bridge with a black metal railing reflected on calm lake water surface in park 免版税库存照片 concrete culvert bridge with a black metal railing reflected on calm lake water surface in park
Woodland stream flowing through a concrete culvert surrounded by lush green trees and vegetation in a natural forest woodland 免版税库存照片 woodland stream flowing through a concrete culvert surrounded by lush green trees and vegetation in a natural forest woodland
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