{"id":75,"date":"2023-11-09T16:49:25","date_gmt":"2023-11-09T16:49:25","guid":{"rendered":"https:\/\/educate.winona.edu\/hunterslitelift\/?page_id=75"},"modified":"2024-04-22T15:49:37","modified_gmt":"2024-04-22T15:49:37","slug":"testing-regime","status":"publish","type":"page","link":"https:\/\/educate.winona.edu\/hunterslitelift\/testing-regime\/","title":{"rendered":"Testing Regime"},"content":{"rendered":"

[et_pb_section fb_built=”1″ _builder_version=”4.24.2″ _module_preset=”default” background_enable_color=”off” background_color_gradient_stops=”#ce7b00 0%|rgba(252,155,0,0.92) 25%|#000000 50%|rgba(5,81,0,0.85) 75%|#043500 100%” background_enable_image=”off” global_colors_info=”{}”][et_pb_row _builder_version=”4.23.1″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.23.1″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.23.1″ _module_preset=”default” text_font=”Open Sans||||||||” text_text_color=”#FFFFFF” text_font_size=”50px” text_orientation=”center” global_colors_info=”{}”]<\/p>\n

Testing<\/p>\n

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In order to ensure the final design held up to the standards outlined in the Design Concerns Table, we performed several qualification tests. Before all the tests were completed, a visual inspection was completed on the treestand.<\/span><\/p>\n

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These tests included a Bolted Assembly Test, Coefficient of Friction Test, Water Test, Freezing Test, and Weight Capacity Test. Each test was conducted at room temperature. The Weight Capacity Test was conducted to follow ASTM F3249-20 for Standard Specification for Treestands, Climbing Sticks, and Tripod or Tower Stands.<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/Visual-Inspection.jpg” title_text=”Visual Inspection” align=”center” _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][et_pb_text _builder_version=”4.24.3″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” global_colors_info=”{}”]<\/p>\n

The following visual defects were observed on the treestand depending on the part.<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.24.2″ _module_preset=”default” custom_padding=”0px|||||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/Visual-Defects-2.jpg” title_text=”Visual Defects 2″ align=”center” _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.24.2″ _module_preset=”default” custom_margin=”|auto|-56px|auto||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.2″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” custom_margin=”||12px|||” global_colors_info=”{}”]<\/p>\n

Bolted<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”2_3,1_3″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”2_3″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.3″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” min_height=”380px” global_colors_info=”{}”]<\/p>\n

Applicable Design Requirements:
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Load withstood: Ability to withstand a load of 300 lbf. When loaded in tension, or the rated load capacity.<\/p>\n

Test Procedure:
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Equipment:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o INSTRON load frame
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Fixturing\/Support Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Fixed in grips at the ends
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Pieces will be attached via a bolted connection.
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Loading\/Environmental Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Test will be conducted at room temperature.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Load will be applied in tension in the longitudinal direction.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Data to be Obtained:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o The maximum applied load after pieces have been bolted together.<\/p>\n

 <\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/Bolted-Test-2.jpg” title_text=”Bolted Test 2″ align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”61%” custom_margin=”||8px|||” global_colors_info=”{}”][\/et_pb_image][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/Tensile-Test-scaled.jpg” title_text=”Tensile Test” align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”75%” min_height=”326.4px” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.24.3″ _module_preset=”default” custom_padding=”||13px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.2″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” min_height=”10.8px” custom_padding=”||0px|||” global_colors_info=”{}”]<\/p>\n

Coefficient of Friction<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”2_3,1_3″ _builder_version=”4.24.2″ _module_preset=”default” custom_padding=”0px|||||” global_colors_info=”{}”][et_pb_column type=”2_3″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.3″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” text_line_height=”1.4em” min_height=”456.4px” custom_padding=”||0px|||” global_colors_info=”{}”]<\/p>\n

Applicable Design Requirements:<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Ability of the floor of the stand to exhibit a coefficient of friction of at least 0.5.<\/p>\n

Test Procedure<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Equipment:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o INSTRON load frame
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Fixturing\/Support Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Stand fixed in all directions
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Loading\/Environmental Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Test will be conducted at room temperature.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Load will be pulled across the surface in the longitudinal direction.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Data to be Obtained:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o The maximum coefficient of friction achieved over the duration of the test.<\/p>\n

 <\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/coe.jpg” title_text=”coe” align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”59%” custom_padding=”|8px||0px||” global_colors_info=”{}”][\/et_pb_image][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/Friction-Test.jpg” title_text=”Friction Test” align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”100%” min_height=”352px” height=”293px” custom_margin=”-17px|||||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.2″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” custom_margin=”||15px|||” global_colors_info=”{}”]<\/p>\n

Tensile Testing<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ _builder_version=”4.24.2″ _module_preset=”default” min_height=”501.2px” custom_margin=”-44px|auto||auto||” custom_padding=”12px|||||” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.3″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” global_colors_info=”{}”]<\/p>\n

Applicable Design Requirements:<\/p>\n

\u00a0\u00a0 \u00a0 \u00a0 \u2022 Tensile tested to 95% of the control values for applied force of a filament wound face sheet.<\/p>\n

Test Procedure<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Equipment:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o INSTRON load frame
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Fixturing\/Support Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Fixed in grips at the ends
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Loading\/Environmental Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Test will be conducted at room temperature.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Load will be applied in tension in the longitudinal direction.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Specimen will be submerged in water or exposed to freezing temperatures prior to testing. After at least 24 hours of being allowed to absorb water or freeze, the specimen will be tested.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Data to be Obtained:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o The maximum applied load after being submerged in water or exposed to freezing temperatures.<\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/Tensile-Test-Value.jpg” title_text=”Tensile Test Value” _builder_version=”4.24.2″ _module_preset=”default” custom_margin=”||23px|||” global_colors_info=”{}”][\/et_pb_image][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/tensile-test-crop.jpg” title_text=”tensile test crop” align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”48%” min_height=”433.9px” height=”484px” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.23.1″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.23.1″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.2″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” custom_margin=”||-17px|||” global_colors_info=”{}”]<\/p>\n

Weight Capacity Test<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ _builder_version=”4.24.2″ _module_preset=”default” custom_padding=”0px|||||” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.3″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”18px” global_colors_info=”{}”]<\/p>\n

Applicable Design Requirements:<\/p>\n

\u00a0\u00a0 \u00a0 \u00a0 \u2022 Withstands a force of 600 lbf, or double the reated load capacity of 300 lbs.<\/p>\n

Test Procedure<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Equipment:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o INSTRON load frame
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Fixturing\/Support Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o A partial tree will be attached in a vertical orientation to a vertical support to simulate a real tree. The stand will then be attached to the tree using the designated fastening.
\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Loading\/Environmental Conditions:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Test will be conducted at room temperature.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o Load will be placed at the furthest point from the tree on the floor, with the load increasing until failure or an obtained load of 600 lbf.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u2022 Data to be Obtained:
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o The force withstood will be recorded.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 o The maximum displacement will be recorded.<\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/weight-1.jpg” title_text=”weight” align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”68%” custom_padding=”|0px||||” global_colors_info=”{}”][\/et_pb_image][et_pb_image src=”https:\/\/educate.winona.edu\/hunterslitelift\/wp-content\/uploads\/sites\/47\/2024\/04\/weight-cap.jpg” title_text=”weight cap” align=”center” _builder_version=”4.24.3″ _module_preset=”default” width=”52%” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.2″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.24.2″ _module_preset=”default” text_font=”Open Sans||||||||” text_text_color=”#FFFFFF” text_font_size=”18px” global_colors_info=”{}”]<\/p>\n

Updated 4\/24<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"

TestingIn order to ensure the final design held up to the standards outlined in the Design Concerns Table, we performed several qualification tests. Before all the tests were completed, a visual inspection was completed on the treestand.These tests included a Bolted Assembly Test, Coefficient of Friction Test, Water Test, Freezing Test, and Weight Capacity Test. […]<\/p>\n","protected":false},"author":425,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-75","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/pages\/75","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/users\/425"}],"replies":[{"embeddable":true,"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/comments?post=75"}],"version-history":[{"count":30,"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/pages\/75\/revisions"}],"predecessor-version":[{"id":474,"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/pages\/75\/revisions\/474"}],"wp:attachment":[{"href":"https:\/\/educate.winona.edu\/hunterslitelift\/wp-json\/wp\/v2\/media?parent=75"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}