CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 3.7	$ 3.6
Receivables:
Trade, net	117.2	139.2
Other	15.2	14.5
Gas transportation receivables	7.5	8.8
Costs recoverable from customers	4.4	23.6
Prepayments	16.0	21.3
Other current assets	3.7	1.3
Total current assets	167.7	212.3
Property, Plant and Equipment:
Natural gas transmission and other plant	11,489.5	11,175.4
Construction work in progress	253.9	150.2
Property, plant and equipment, gross	11,743.4	11,325.6
Less—accumulated depreciation and amortization	3,263.7	2,939.8
Property, plant and equipment, net	8,479.7	8,385.8
Other Assets:
Goodwill	237.4	237.4
Gas stored underground	97.1	68.6
Other	161.2	144.6
Total other assets	495.7	450.6
Total Assets	9,143.1	9,048.7
Payables:
Trade	65.8	61.2
Affiliates	4.6	0.5
Other	11.6	9.9
Gas payables	6.4	8.2
Accrued taxes, other	60.1	58.6
Accrued interest	35.6	38.1
Accrued payroll and employee benefits	38.1	34.0
Construction retainage	16.8	20.4
Deferred income	2.2	0.5
Other current liabilities	28.3	26.0
Total current liabilities	269.5	257.4
Long–term debt and finance lease obligation	3,566.1	3,701.3
Other Liabilities and Deferred Credits:
Pension liability	20.5	24.8
Asset retirement obligation	56.8	56.4
Provision for other asset retirement	75.1	68.5
Other	95.6	78.4
Total other liabilities and deferred credits	248.0	228.1
Commitments and Contingencies
Partners’ Capital:
Partners' capital	5,140.6	4,947.1
Accumulated other comprehensive loss	(81.1)	(85.2)
Total partners’ capital	5,059.5	4,861.9
Total Liabilities and Partners' Capital	$ 9,143.1	$ 9,048.7