Here I’ll add weblinks that I’ve found while researching Ballyvoile. Needs sorting and formatting but for the time being the point is to get them added rather than forgotten. History links will be on the Local History pages.
Irish White Water Canoeing Guide to the Dalligan River https://www.iww.ie/river_guide/river.php?id=322
NBHS Ballyvoyle Viaduct, BALLYVOYLE, WATERFORD https://www.buildingsofireland.ie/buildings-search/building/22903205/ballyvoyle-railway-viaduct-ballyvoyle-county-waterford
Search for other protected structures at Ballyvoile https://www.buildingsofireland.ie/buildings-search/?query=ballyvoile
From https://www.floodinfo.ie/
Photographs of Storm Damage 1989 https://static-floodinfo.s3-eu-west-1.amazonaws.com/media/reports/F310%20Data%20Collection/033%20Waterford%20County%20Council/002%20Reports/wat_re_jf_0000002711.pdf
Report of Storm Damage 1989 https://static-floodinfo.s3-eu-west-1.amazonaws.com/media/reports/F310%20Data%20Collection/033%20Waterford%20County%20Council/002%20Reports/wat_re_jf_0000002793.pdf
Predicted erosion by 2050 https://s3-eu-west-1.amazonaws.com/docs.floodinfo.opw/pdf/icpss/erosion/pdf/south/2050/s_ra_eros_2050_20.pdf
Pictures of Ballyvoile/Ballyvoyle at Geographia.ie
https://www.geograph.ie/of/ballyvoyle
https://www.geograph.ie/of/ballyvoile
Assessment of the Extent and Impact of Barriers on Freshwater Hydromorphology and Connectivity in Ireland (Reconnect). Mentions the River Dalligan Dam an has a picture of it and a map of the catchment area https://www.researchgate.net/publication/364311193_Assessment_of_the_Extent_and_Impact_of_Barriers_on_Freshwater_Hydromorphology_and_Connectivity_in_Ireland_Reconnect
More research on the Dalligan by the same group, Impact of low-head dams on bedload transport rates in coarse-bedded streams https://www.sciencedirect.com/science/article/pii/S0048969720304186
Inland Fisheries Ireland possible “mitigation” (removal?) of the Dalligan “weir” (dam) https://www.fisheriesireland.ie/news/press-releases/ifi-ceo-addresses-oireachtas-on-new-barrier-programme-for-irish-rivers
Irish Times mention of Dalligan Dam https://www.irishtimes.com/news/science/drownings-and-destruction-campaign-to-remove-deadly-low-head-dams-1.4792805
OpenStreetMap https://www.openstreetmap.org/way/38047986#map=17/52.10797/-7.50998
Megalithic tomb in cairn at Ballyvoyle, Stradbally, Co. Waterford https://catalogue.nli.ie/Record/vtls000577614 – move to history.
National Library of Ireland search for Ballyvoyle https://catalogue.nli.ie/Search/Results?lookfor=ballyvoyle&type=AllFields
The Modern Antiquarian picture of Standing Stone / Menhir https://www.themodernantiquarian.com/site/4148/ballyvoyle.html
Waterford Birds http://waterfordbirds.com/sites_clonea.html