NH Conservation

373 345kV Line

2023, May 18 PAC minutes "A stakeholder suggested the ISO could take an “if you build it, they will come approach” but another stakeholder raised concern that this could be “building a bridge to nowhere.” "

2023, May 18, presentation to PAC, replace 34 out of 178 structures; $10.3 million

2023, February 28: "The purpose of the [DES] site inspection was in response to concerns about construction practices.:

2022, August 26: DES permit

2022, August 16: Tighe and Bond notification to DES for work

2022, August 5: F&G and E$ discussion

2022, August 19: DES permit with waivers

2022, June 30: complete DE-22-049 document listing E$ proposed spending

2022, June 15: presentation to PAC, replace 25 out of 169 structures; $8.6 m

2022, May 20: Natural Heritage Bureau

2022, May: ground and surface water overlay maps

2022, May: surface and groundwater overlay plans

2022, April: AoT plans

2022, April: AOT plans

2021, April 7: license granting crossing Rockingham Recreational Trail

2021, April 7: order granting Lamprey river crossing

2021, January 21: presentation to PAC, 22 structures out of 178 replaced, $9.8 m

2021, January 21: Presentation to PAC

2020, December 22: petition to cross Lamprey River; "The proposed project for the 373 Line will complete installation of OPGW communications cable between the Deerfield substation and Scobie Pond substation in Derry. The only other PUC crossing span between those terminating substations, located between Structures 242 to 243 in Raymond, was licensedfor both structure replacement (wood to steel) and OPGW communications cable installation pursuant to Order 26,402 in Docket DE 20-033, so this petition will complete structure replacement and communications functionality reliability upgrades between those terminating substations for the 373 Line."

2020, September 23: Deerfield Planning Board minutes

2020, September 9: Order Nisi granting crossing, Rockingham Recreational Trail; Eversource will transfer 6 existing conductors as well as a static wire to newly constructed support structures."

2020, August 19: staff report on crossing; "The structure will have conductors for the 345 kV 373 transmission line consisting of (6) 850.8 kcmil ACSR 45/7 cables. The static cables will consist of (1) 7#8 Alumoweld cable and (1) 48 Fiber OPGW, which will be vertically attached above the conductors."

2020, August 18: supplemental crossing petition (static line changed to OPGW)

2020, August 18: supplemental crossing petition attachments

2020, April 7: Start of construction notification

2020, April 3: DES permit with waivers

2020, April 3, Alteration of Terrain permit with waivers

2020, April 2: F&G

2020, March 17: DES to NHB

2020, March 12: crossing petition Raymond, supplemented 8/18

2020, March 12, crossing petition Raymond, Attachments

2020, January 20: AoT application, 244 pages

2020: January 20: AoT application 254 pages

2020, January 1: ground and surface water overlay maps

2019, August 8: Summary of Order Nisi

2019, August 6: Summary of Order Nisi

2019, August 6: Order Nisi

2019, July 1: Start of construction notification

2019, June 28, start of construction form

2019, June 28: DES permit with waivers

2019, June 14: staff recommendation

2019, May 17: petition to cross Lamprey River

2019, May 17: exhibits for petition to cross the Lamprey River

2019, April 4 surface and groundwater overlay map

2019, May: AoT application, GZA

2019, May 17: petition for crossing, no OPGW

2019, May 17: Exhibits for petition to cross the Lamprey River, no OPGW

2018 article on maintenance work, not described

2018, October 28: installation of grounding rings at 30 structures, $10,000 paid to DES