Note number 12, regarding iron embrasure linings, page 1
National Park Service
Item Details
Descriptive Information
LanguageEnglish
TranscriptionNote No. [Number] 12; Iron Embrasure Linings; See Figures [1.2, 1.3?] Plate X; Gabions, fascines, and hurdle work when used for revetting the cheeks of embrasures leaked the fine dry sand used in the construction of our works unless filled or backed with sand bags. This remedy adds to the expense and labor, and is besides not very durable. Sods suitable for revetting are scarce on this coast. Sand bags alone lasted a long time in Battery Hays: but its guns were fired at elevations of 5 [degrees] and upward. These high elevations gave a far less injurious cone of blast than low ones. The raw hides used for lining sand bag embrasures were soon blown out (particularly by the Wierd gun) in spite of our efforts to make them fast by means of notched pickets. To overcome these difficulties a boiler or sheet iron casing or lining was made from iron plates obtained from the wreck of an iron ship (a blockade runner) which came ashore at Light House Inlet. The splay dimensions of the throat size of cheeks, length and inclination of sole thickness of plates used
Physical Descriptions
Mediumletters (correspondence)
TypeStill Image
Formatimage/jpeg
Contributing Institutions
Identifiers
Digital Identifiersmt_brooks526_092_001
Permanent Linkhttp://purl.clemson.edu/CDB4DD59A9EBFDD13B1469239532BD6A
Batch ID20180328174717