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'United States Improvement, Great Kanawha River, West Virginia.  View inside the cofferdam for the weir part of the dam, taken from the center pier. Showing the two unfinished lines of permanent cribs, and the unfinished concrete core between them, for the foundation of the weir. The sheer piling, driven to make the excavation and place the foundations for the shore abutment, shown in far end of cofferdam. The foundations of this dam rest on hardpan - an indurated clay - from 18 to 24 feet below extreme low water at the site. The tower for the cable way across the river (on the line of the dam), concrete plant, stone yard, etc., shown in the distance."

1. Lock and Dam No. 11 During Construction, Chanoine Wicket Dam, Kanawha River, W.Va.

'View inside the cofferdam for the weir part of the dam. Taken from the center pier. Building and filling  (with loose stone) the permanent cribs for the weir foundation in progress. Also excavating the 'stop-off ditch' in the hardpan to form part of the concrete core between the two lines of cribs. The foundations of this dam rest on hardpan - an indurated clay - from 18 to 24 feet below extreme low-water mark.'

2. Lock and Dam No. 11 During Construction, Chanoine Wicket Dam, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Showing the weir part of the dam (from the center pier looking toward the abutment) after the wickets and service bridge had been placed inside the cofferdam. The wickets and service bridge standing.'

3. Lock and Dam No.10 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Inside the cofferdam for the weir part of the dam, after the wickets and service bridge had been placed. Showing four wickets and two trestles standing next to the center pier. One of the wickets is 'on the swing' (en bascule). Vertical height of weir wicket above sill, 8 feet 6 inches; width between centers, 4 feet. Weir bridge trestles 12 feet high, spaced 8 feet apart.'

4. Lock and Dam No. 10 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Chanoine Wicket Dam. Showing the weir part of the dam (from center pier looking toward abutment) after the wickets and service bridge had been placed inside the cofferdam. The wicket and trestle chains and part of the aprons for the bridge were yet to be placed. (See views taken same day, showing the wickets and service bridge standing.)'

5. Lock and Dam No. 10 During Construction, Kanawha River, W.Va.

' U.S. Improvement, Great Kanawha River, West Virginia. From left or abutment bank looking inside the cofferdam for the weir and abutment. Laying masonry, placing concrete and wicket anchorage, and channeling for anchor ditch, etc., for the foundation of the weir in progress. The lock (shown in the distance) was completed, except the gates. The navigation pass (being that part of the dam next to the lock) and the center pier were finished in 1896.'

6. Lock and Dam No. 10 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Inside the cofferdam for the weir part of the dam after the wickets and service bridge had been placed. Showing three wickets standing and one 'on swing' next to the abutment. Wickets in foreground lowered. The chains for the wickets and bridge trestles were yet to be placed. Vertical height of weir wickets above sill, 8 feet 6 inches; width between centers, 4 feet. Bridge trestles 12 feet high, spaced 8 feet apart.'

7. Lock and Dam No. 9 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Looking inside the cofferdam for the weir part of the dam. Unfinished walls, concrete and puddle core, and wicket anchorage for the weir foundations shown in foreground. The coping and sills are in place next to the center pier.'

8. Lock and Dam No. 9 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia.Looking inside of cofferdam for the weir part of the dam. Setting masonry, placing concrete, and puddle and wicket anchorage in progress.'

9. Lock and Dam No. 9 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. General view of work from the top of the bank near the head of the lock. Work on the foundations for the weir part of the dam in progress inside of the cofferdam. (See views taken the same day inside the cofferdam.) The lock was completed except the gates, which were yet to be placed. The foundations for the navigation pass (being the part of the dam next to the lock) were finished in 1896.'

10. Lock and Dam No. 9 during Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Lock and Dam No. 7 - Inside of first section of cofferdam for navigation pass. Mixing and placing concrete in progress. Upper wall and guard sill, and part of lower wall and coping, set. Rods and disks for wicket anchorage in place and partly concreted around. Ends of rods forming bridge anchorage shown just below guard sill. Taken October 1, 1891.'

11. Lock and Dam No. 7 During Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Lock and Dam No. 7 - Inside of first section of cofferdam for navigation pass, next to lock wall, after completion of foundations. One wicket and one service-bridge trestle in place. The wicket 'on the swing.' Taken November 20, 1891.'

12. Lock and Dam No. 7 during Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Lock and Dam No. 7 - Lock looking downstream. The derricks have just been taken out of the chamber and the removal of the cofferdamn is about to begin. The most of the coping is set on the lock walls. Taken October 1, 1891.'

13. Lock and Dam No.7 during Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Lock and Dam No. 7 - Inside of first section of cofferdam for navigation pass, next to lock wall, after completion of foundations. One wicket and one service-bridge trestle in place, standing. Taken November 20, 1891.'

14. Lock and Dam No. 7 during Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Lock and Dam No. 8 - View of lock, looking downstream. Taken September 30, 1891.'

15. Lock and Dam No. 8 during Construction, Kanawha River, W.Va.

'U.S. Improvement, Great Kanawha River, West Virginia. Lock and Dam No.8 - Inside of first section of cofferdam for navigation pass. Taken from the lock wall. Taken July 1, 1892. The upper guard sill and downstream wall are finished, and the concreting is done. The main longitudinal timbers are all placed. The wicket sill as far as shown lacks the cap piece, sill irons and plate, of being finished. The setting of coping, paving, work on wicket sill, and the placing of fixed irons - wicket and trestle boxes, hurters and slides, etc., in progress. (There was a little water on top of the paving between the guard and wicket sills when the picture was taken.)'

16. Lock and Dam No. 8 Under Construction on the Kanawha River, W.Va.