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iRubric: Rafter Construction rubric

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Rafter Construction Rafter Construction Laying out a rafter and cutting it for installation Rubric Code: JAC565 By JasonVida Ready to use Public Rubric Subject: Vocational Type: Writing Grade Levels: 9-12, Undergraduate

Rafter construction
	Needs Improvement 0 pts	Fair 2 pts	Good 3 pts	Excellent 4 pts
calculations. all correct.rise run. rafter length.slope.	Needs Improvement calculations not correct.not accurate.	Fair Some calculations are correct. Rise, Run, and Slope are accurate.Rafter length incorrect.	Good Most calculations are correct. Rise, Run, and Slope are accurate Some .Rafter lengths correct.	Excellent All calculations are correct. Rise, Run, and Slope are accurate.ALL Rafter lengths correct.
Layout Layout Common Rafter Apply Basic Math Princicpals Layout Markin and Measuring Tools	Needs Improvement No effort shown Rafter is not laid out properly. Will not work if cut	Fair Lays out the rafter but relies on the instructor. Very few correct correct.	Good Is able to layout the rafter with minimal assistance Most of the rafter is laid out properly will work with minimal adjustment.	Excellent Is able to layout the rafter without instructional support accuratley Bird's mouth, plumb cut, tail cut, and line length is accurate.
cutting safe accurate cutting	Needs Improvement little effortshown no cuts made or cuts are not straight. Rafters will not fit properly. properly.	Fair some of the cuts are accurate. Will need to be modified to fit properly.Some of the rafter was cut correctly.	Good most of the cuts are accurate. Will work with minimal modification.Most was cut correctly. Good workmanship.	Excellent All cuts are made on the correct side of the line and accurate. A hand saw was used.
install ASSEMBLY	Needs Improvement Roof frame was improperly assembled and must be rebuilt. Nothing assembled. no Participation	Fair Roof frame was improperly assembled and must be rebuilt. Poor workmanship.nails are out of position. little holding strength.	Good nails are located for minimum strength. Pride in work	Excellent Nails are located to acquire maximum holding power, and driven cleanly into rafter.Neatly done. quality workmanship. Great pride in work
Safety` 1.A.01a Identify Safety Requirements	Needs Improvement no effort shown. no participation	Fair Relies on the instructor for guidance	Good Requires minimal assistance	Excellent Has and uses all the the required safety equipment personal and tool