<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://blog.spib.org/sitemap.xsl"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
<!-- Sitemap is generated on 2026-07-16 22:28:31 GMT -->
	<url>
		<loc>https://blog.spib.org/</loc>
		<lastmod>2021-07-13T21:22:05+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/registration-thank-you/</loc>
		<lastmod>2022-06-10T21:10:58+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/oct-meeting/</loc>
		<lastmod>2022-09-20T14:02:02+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/online-reporting-tools-2/</loc>
		<lastmod>2019-10-03T19:41:08+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-stud-ty/</loc>
		<lastmod>2016-12-13T22:02:12+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-stud/</loc>
		<lastmod>2016-12-13T22:05:00+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-ngr-dry-ty/</loc>
		<lastmod>2016-12-13T21:23:41+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-ngr-green-ty/</loc>
		<lastmod>2016-12-13T21:21:22+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-ngr-green/</loc>
		<lastmod>2016-12-13T22:04:47+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-ngr-dry/</loc>
		<lastmod>2016-12-13T22:04:38+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide-ty/</loc>
		<lastmod>2019-10-03T19:24:01+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shorthand-grading-guide/</loc>
		<lastmod>2019-02-07T21:36:45+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/machine-graded-lumber-technologies-quality-and-benefits/</loc>
		<lastmod>2023-05-11T14:54:53+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/wood-structure-design-basics-lumber-grading/</loc>
		<lastmod>2023-05-31T21:32:59+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/tales-of-a-treated-wood-lab-tech/</loc>
		<lastmod>2021-06-11T20:24:14+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/nominal-vs-actual-lumber-sizes/</loc>
		<lastmod>2021-04-12T13:55:05+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1940/</loc>
		<lastmod>2026-07-16T17:46:10+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1939/</loc>
		<lastmod>2026-07-16T17:45:57+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1938/</loc>
		<lastmod>2026-07-16T17:45:44+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1937/</loc>
		<lastmod>2026-07-16T17:45:19+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1936/</loc>
		<lastmod>2026-07-16T17:45:04+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1935/</loc>
		<lastmod>2026-07-16T17:44:50+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1934/</loc>
		<lastmod>2026-07-16T17:44:30+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1933/</loc>
		<lastmod>2026-07-16T17:44:17+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1932/</loc>
		<lastmod>2026-07-16T17:44:00+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1931/</loc>
		<lastmod>2026-07-16T17:43:47+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1930/</loc>
		<lastmod>2026-07-16T17:43:34+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1929/</loc>
		<lastmod>2026-07-16T17:43:19+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1928/</loc>
		<lastmod>2026-07-16T17:43:05+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1927/</loc>
		<lastmod>2026-07-16T17:42:48+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1926/</loc>
		<lastmod>2026-07-16T17:42:33+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1925/</loc>
		<lastmod>2026-07-16T17:42:09+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1924/</loc>
		<lastmod>2026-07-16T17:41:54+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1923/</loc>
		<lastmod>2026-07-16T17:41:34+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1922/</loc>
		<lastmod>2026-07-16T17:41:09+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1921/</loc>
		<lastmod>2026-07-16T17:40:54+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1920/</loc>
		<lastmod>2026-07-16T17:40:37+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1919/</loc>
		<lastmod>2026-07-16T17:50:50+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1918/</loc>
		<lastmod>2026-07-16T17:39:55+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1917/</loc>
		<lastmod>2026-07-16T17:39:21+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1916/</loc>
		<lastmod>2026-07-16T17:38:06+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-grade-marking-history-1915/</loc>
		<lastmod>2026-07-16T17:37:45+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/all-pine-trees-arent-the-same-it-may-be-one-of-several-species/</loc>
		<lastmod>2018-02-21T02:59:40+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/your-rules-writing-agency-for-southern-pine/</loc>
		<lastmod>2022-05-16T14:11:30+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/density-of-wood/</loc>
		<lastmod>2017-06-05T18:35:13+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/moisture-content-in-lumber/</loc>
		<lastmod>2021-07-15T10:37:35+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/spib-resource-monitoring-program/</loc>
		<lastmod>2017-03-23T20:31:02+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/proper-planer-alignment-reduces-manufacturing-imperfections/</loc>
		<lastmod>2017-09-13T14:13:23+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/visually-graded-lumber-vs-machine-graded-lumber/</loc>
		<lastmod>2017-01-13T18:25:52+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shake-and-splits-whats-the-difference/</loc>
		<lastmod>2016-11-23T18:29:03+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/determining-design-values-for-lumber/</loc>
		<lastmod>2021-04-24T20:22:29+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-design-properties/</loc>
		<lastmod>2021-04-24T20:23:12+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/the-spib-treated-wood-inspection-process/</loc>
		<lastmod>2016-08-07T21:35:48+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/what-is-wood-grain-part-2/</loc>
		<lastmod>2017-02-13T10:07:56+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/behind-the-mark-part-2-the-spib-laboratory/</loc>
		<lastmod>2016-06-14T20:00:55+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/what-is-wood-grain/</loc>
		<lastmod>2022-10-06T17:22:08+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/behind-the-mark-a-look-at-the-spib-treated-wood-inspection-process/</loc>
		<lastmod>2016-06-13T18:17:04+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/how-to-grade-displaceable-knots/</loc>
		<lastmod>2017-09-13T14:12:01+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/what-every-dimension-lumber-grader-trainee-should-know/</loc>
		<lastmod>2021-04-24T20:17:42+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/lumber-size-categories/</loc>
		<lastmod>2021-04-24T20:15:17+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/grademarks-and-grading-agencies/</loc>
		<lastmod>2021-04-24T20:24:42+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/drying-quality-the-importance-of-proper-baffling/</loc>
		<lastmod>2015-11-12T21:38:58+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/appearance-and-quality-of-dimension-lumber/</loc>
		<lastmod>2021-04-24T20:26:41+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/warp-in-dimension-lumber/</loc>
		<lastmod>2022-04-11T12:45:44+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/western-wood-services/</loc>
		<lastmod>2015-06-29T13:58:33+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/two-new-varieties-of-the-spib-elearning-courses-for-dimension-lumber/</loc>
		<lastmod>2021-04-24T20:28:39+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/retraining-your-lumber-graders-in-a-new-environment/</loc>
		<lastmod>2015-05-11T23:04:25+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/shakes-checks-and-splits-in-dimension-lumber/</loc>
		<lastmod>2022-06-21T14:35:50+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/learning-to-grade-softwood-dimension-lumber/</loc>
		<lastmod>2015-04-10T17:01:11+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/total-measurement-understanding-knots-in-dimension-lumber/</loc>
		<lastmod>2022-01-25T18:19:11+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/spib-elearning-new-online-grading-courses/</loc>
		<lastmod>2015-03-30T22:04:48+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/a-new-look-for-spib/</loc>
		<lastmod>2015-01-09T23:00:24+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/ce-seminars-spib-teams-up-with-cox-industries/</loc>
		<lastmod>2015-01-09T22:59:40+00:00</lastmod>
	</url>
	<url>
		<loc>https://blog.spib.org/spib-supports-local-archery-park/</loc>
		<lastmod>2014-12-16T20:19:31+00:00</lastmod>
	</url>
</urlset>
<!-- Sitemap is served from cache -->
