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Electrical Safety for Contractors and Homeowners
Avoid the six foot  DANGER ZONE

Important Information: For the safety of your employees, yourself and the protection of your company.       
2-07      Electrical Inspector ….. Peter Murphy

National Grid Green Book        160-page booklet
Article 100. General information:
107.  Construction in Proximity to Overhead Electric Lines   page 27
General contractors, electrical contractors, electricians, their employees, and other persons performing work in proximity to overhead electric lines must take precautions and observe the prohibitions prescribed by Federal (OSHA) and Massachusetts State law:

**OSHA – Approach distances: 29 CFR 1926.550 (a) (15) and 29 CFR 1910.333 (C)   page 146-149
Commonwealth of Massachusetts: MGL Chapter 166 Section 21A- 21F, prohibits anyone from performing any type of work “Within six (6) feet of any overhead high voltage lines” without having promptly notified, and made satisfactory arrangements with, the appropriate utility company. These laws apply to persons or entities not covered by OSHA jurisdiction. In every case in which work needs to be performed near electric lines, National Grid must be contacted prior to the beginning of work.  
Need Help  CALL …………..  Customer Service 1.800.322.3223  

Commonwealth of Massachusetts: MGL Chapter 166 Section 21G. Violation; Penalties; Liability
Section 21G.

(a) Whoever violates any of the provisions of sections twenty-one A to twenty-one F, inclusive shall be punished by a fine of not less than one hundred dollars, nor more than one thousand dollars, or by imprisonment for not more than one year, or BOTH.
(b) If a violation of any of the provisions of section twenty-one A to twenty-one F, inclusive, results in physical or electrical contact with any overhead high voltage line, the person, firm, corporation, or association violating said provisions shall be liable to the owner or operator of such high voltage line for all damages resulting from such contact and for all liability incurred by such owner or operator as a result of any such contact.

Excavation Notification Requirements ___  DIG SAFE  page 28
Relocation, Alteration, or Maintenance of Service   page 32
Actual changes will be determined by consultation with company and the inspection authority having jurisdiction and must approve work before the company will connect to the customers equipment.
605. Assigning Location of Service and Metering Equipment page 57
The location of service and metering equipment shall be assigned by the company. No wiring dependent upon service-entrance and meter location shall be started until these locations have been assigned with approval by the company and the inspection authority having jurisdiction. Company needs 10-day advance notification for location.
Electrical and Other Articles: 304, 310, 403 a, b, c, d, 902, 909

Commonwealth of Massachusetts: MGL Chapter 164 Section 127-127a; Chapter 266 Section 30 and 127
**Reproduced in Green Book _ Web Site, National Grid