Exhibit 12.1

Dycom Industries, Inc.

Computation of Ratio of Earnings to Fixed Charges

	Nine Months Ended			Fiscal Year Ended
	April 30, 2011			July 31, 2010			July 25, 2009			July 26, 2008			July 28, 2007			July 29, 2006
	(Dollars in thousands)
Earnings, as defined:
Income (loss) from continuing operations before cumulative effect of changes in accounting principles	$	3,142		$	5,849		$	(53,094	)	$	24,404		$	42,202		$	18,040
Income tax expense (benefit)		3,144			4,881			(1,405	)		13,180			27,275			22,158
Fixed charges included in the determination of net income		16,425			20,292			21,921			20,520			20,653			17,930
Total earnings, as defined	$	22,711		$	31,022		$	(32,578	)	$	58,104		$	90,130		$	58,128
Fixed charges, as defined:
Interest charges	$	11,903		$	14,272		$	14,743		$	13,096		$	14,809		$	11,991
Rental interest factor		4,522			6,020			7,178			7,424			5,844			5,939
Total fixed charges, as defined	$	16,425		$	20,292		$	21,921		$	20,520		$	20,653		$	17,930
Ratio of earnings to fixed charges		1.4	x		1.5	x		(*)			2.8	x		4.4	x		3.2	x

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* The ratio of earnings to fixed charges was less than one-to-one for fiscal 2009 and earnings were insufficient to cover fixed charges by $76.4 million.