Minnesota Department of Transportation

511 Travel Info

Approved/Qualified Products

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Grounding

Lightning Protection Conductor
Product Manufacturer Approval Date
Lightning Copper Conductor No. 48 Thompson Lightning Protection Inc. 3/15/2010
Lightning Copper conductor No. 32T Harger Inc. 12/15/2010
Lightning Rod Clamp
Product Name Manufacturer Approval Date
Clamp #230 Thompson Lightning Protection Inc. 9/21/2010
Parallel Splicer Clamp
Product Manufacturer Approval Date

Parallel Splicer Clamp # 141C-4T

Thompson Lightning Protection Inc. 3/15/2010

1-Bolt Parallel Connector # 212TD9/16

Harger Inc. 2/25/2009
Ground Rod Clamp
Product Manufacturer Approval Date
Clamp # 231 Thompson Lightning Protection Inc. 12/15/2010
Sheath Grounding Unit - 2+ Cable Application, i.e. Typically Vaults
Product , Part Number Manufacturer Approval Date
Model 2706 SGU, #61593 Norscan 4/15/2011
Model 444-150-302 ACT 9/22/2010
Line Termination Unit - 1 Cable Application, i.e. Typically Cabinets
Product, Part Number Manufacturer Approval Date
Model 2310FC LTU, #61608 Norscan 4/15/2011
Model 444-150-352 ACT 9/22/2010