GOODWILL AND INTANGIBLE ASSETS (Tables)

3 Months Ended

Mar. 28, 2015

GOODWILL AND INTANGIBLE ASSETS

Components of amortized intangible assets

	March 28, 2015
	Gross Carrying Amount		Accumulated Amortization		Weighted Average Life
Customer Relationships	$	201,990	$	90,546		13 years
Proprietary Software & Database		3,680		2,954		8 years
Patents & Proprietary Technology		12,109		8,712		8 years
Other		3,997		3,216		3 years
	$	221,776	$	105,428

	December 27, 2014
	Gross Carrying Amount		Accumulated Amortization		Weighted Average Life
Customer Relationships	$	207,509	$	88,538		13 years
Proprietary Software & Database		3,769		2,977		8 years
Patents & Proprietary Technology		12,394		8,537		8 years
Other		4,355		2,998		3 years
	$	228,027	$	103,050

Amortization expense for intangible assets

Thirteen Weeks Ended
2015	2014
$4,913	$	4,103

Schedule of future estimated amortization expense

	Estimated Amortization Expense
2015	$	17,039
2016		16,607
2017		15,871
2018		14,227
2019		13,423

Non-amortized intangible assets

	March 28, 2015		December 27, 2014		Year Acquired
Webforge	$	16,052	$	16,801		2010
Valmont SM		9,043		10,818		2014
Newmark		11,111		11,111		2004
Ingal EPS/Ingal Civil Products		8,472		8,867		2010
Donhad		6,391		6,689		2010
Shakespeare		4,000		4,000		2014
Industrial Galvanizers		3,716		3,889		2010
Other		14,257		14,852
	$	73,042	$	77,027

Carrying amount of goodwill

	Engineered Infrastructure Products Segment			Utility Support Structures Segment		Coatings Segment			Irrigation Segment			Other			Total
Balance at December 27, 2014	$	197,074		$	75,404	$	74,862		$	19,536		$	18,235		$	385,111
Foreign currency translation		(8,654	)		—		(1,667	)		(89	)		(813	)		(11,223	)
Balance at March 28, 2015	$	188,420		$	75,404	$	73,195		$	19,447		$	17,422		$	373,888