(6) Utility Plant

Major classes of utility plant as of December 31 are as follows:



Electric plant in service:	2017		2016
Steam production plant	$	101,116,277	$	101,116,277
Hydroelectric production plant		33,659,129		33,659,129
Other production plant		287,765,474		287,404,484
Transmission plant		296,018,078		282,040,969
Distribution plant		315,862,812		294,641,485
General plant		55,164,994		54,982,432
Unclassified electric plant in service1		60,294,349		83,457,981
Intangible plant1		5,455,371		5,455,371
Beluga River Natural Gas Field (BRU Asset & ARO)		47,927,331		47,927,331
Other1		1,828,409		1,828,409
Total electric plant in service		1,205,092,224		1,192,513,869
Construction work in progress		17,952,573		18,455,940
Total electric plant in service and construction work in progress	$	1,223,044,797	$	1,210,969,809

1Unclassified electric plant in service consists of complete unclassified general plant, generation plant, transmission plant and distribution plant. Depreciation of unclassified electric plant in service has been included in functional plant depreciation accounts in accordance with the anticipated eventual classification of the plant investment. Intangible plant represents Chugach's share of a Bradley Lake transmission line financed internally. Other represents Electric Plant Held for Future Use.