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guard lock, civil engineering

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Lehigh Canal, Guard Lock 8 & Lockhouse, Island Park Road, Glendon, Northampton County, PA

Lehigh Canal, Guard Lock 8 & Lockhouse, Island Park Road, Glendon, Nor...

Significance: 22 feet by 100 feet guard lock constructed in 1829 by the Lehigh Coal and Navigation Company. The first of now three locks in the 2.5 mile Section Eight between the Chain Dam and the outlet lock ... More

Lehigh Canal, Guard Lock 8 & Lockhouse, Island Park Road, Glendon, Northampton County, PA

Lehigh Canal, Guard Lock 8 & Lockhouse, Island Park Road, Glendon, Nor...

Significance: 22 feet by 100 feet guard lock constructed in 1829 by the Lehigh Coal and Navigation Company. The first of now three locks in the 2.5 mile Section Eight between the Chain Dam and the outlet lock ... More

Lehigh Canal, Guard Lock 5, 2.4 miles upstream from Cementon-Northampton Bridge in Allen Township, Treichlers, Northampton County, PA

Lehigh Canal, Guard Lock 5, 2.4 miles upstream from Cementon-Northampt...

Significance: 22 by 100 foot guard lock constructed in 1829 by the Lehigh Coal and Navigation Company. The first of five locks in the 3.8 mile Section Five between the Slate Dam and the outlet lock below Hoken... More

Lehigh Canal, Guard Lock 5, 2.4 miles upstream from Cementon-Northampton Bridge in Allen Township, Treichlers, Northampton County, PA

Lehigh Canal, Guard Lock 5, 2.4 miles upstream from Cementon-Northampt...

Significance: 22 by 100 foot guard lock constructed in 1829 by the Lehigh Coal and Navigation Company. The first of five locks in the 3.8 mile Section Five between the Slate Dam and the outlet lock below Hoken... More

Lehigh Canal, Guard Lock 5, 2.4 miles upstream from Cementon-Northampton Bridge in Allen Township, Treichlers, Northampton County, PA

Lehigh Canal, Guard Lock 5, 2.4 miles upstream from Cementon-Northampt...

Significance: 22 by 100 foot guard lock constructed in 1829 by the Lehigh Coal and Navigation Company. The first of five locks in the 3.8 mile Section Five between the Slate Dam and the outlet lock below Hoken... More