User:Hoskir/Revision Request 4256 - Revision history

Hoskir at 14:53, 25 August 2026

2026-08-25T14:53:07Z

← Older revision		Revision as of 09:53, 25 August 2026
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	<hr style="border:none; height:2px; background-color:red;" /><span style="background:#00FF00">copy all 321</span><hr style="border:none; height:2px; background-color:red;" />		<hr style="border:none; height:2px; background-color:red;" /><span style="background:#00FF00">copy all 321 (4257)</span><hr style="border:none; height:2px; background-color:red;" />
	<br>		<br>

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	<hr style="border:none; height:2px; background-color:red;" /><span style="background:#00FF00">copy all 321.2</span><hr style="border:none; height:2px; background-color:red;" />		<hr style="border:none; height:2px; background-color:red;" /><span style="background:#00FF00">copy all 321.2 (4256)</span><hr style="border:none; height:2px; background-color:red;" />
	<br>		<br>

Hoskir: /* 321.2.10.3.2 Core Handling and Labeling */

2026-08-25T14:48:00Z

321.2.10.3.2 Core Handling and Labeling

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	[[Image:321.2.11.4.2.jpg\|800px]]		[[Image:321.2.11.4.2.jpg\|800px]]

	====321.2.10.3.2 Core Handling and Labeling====		====321.2.8.3.2 Core Handling and Labeling====
	{\| align="right"		{\| align="right"
	\| [[image:core_01.jpg\|450px]] \|\| [[image:core_02.jpg\|480px]]		\| [[image:core_01.jpg\|450px]] \|\| [[image:core_02.jpg\|480px]]

Hoskir: /* 321.2.8 Resources */

2026-08-25T14:33:42Z

321.2.8 Resources

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	\|}		\|}

	===321.2.10.5 Correlations of Strength Characteristics===		===321.2.8.5 Correlations of Strength Characteristics===
	~~[[image:321.2.11.6~~.1.~~jpg\|center\|700px]]~~		The figures below are from UFC Soil Mechanics (DM 7.1) 2022 , Chapter 8-1 Correlations for Soil and Rock.
			[[image:fig8-13.jpg\|left\|700px]]

	[[image:~~321.2.11.6.2~~.jpg\|~~center~~\|700px]]


			[[image:fig8-1.jpg\|left\|700px]]


	<!-- [[Category: 321 Geotechnical Engineering]] -->		<!-- [[Category: 321 Geotechnical Engineering]] -->

Hoskir: /* 321.2.10.6 Example Forms */

2026-08-25T14:27:44Z

321.2.10.6 Example Forms

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	[[image:321.2.11.6.2.jpg\|center\|700px]]		[[image:321.2.11.6.2.jpg\|center\|700px]]

	~~===321.2.10.6 Example Forms===~~
	~~[[image:321.2.10.6.1.jpg\|center\|750px\|thumb\|<Center>'''Fig. 321.2.10.6.1, Auger Log'''</center>]]~~


	~~[[image:321.2.10.6.2.jpg\|center\|750px\|thumb\|<Center>'''Fig. 321.2.10.6.2, Bridge Log'''</center>]]~~


	~~[[image:321.2.10.6.3.jpg\|center\|750px\|thumb\|<Center>'''Fig. 321.2.10.6.3, Seismic Summary Sheet'''</center>]]~~


	~~[[image:321.2.10.6.4.jpg\|center\|750px\|thumb\|<Center>'''Fig. 321.2.10.6.4, Lpile and Driven Summary Sheet'''</center>]]~~


	<!-- [[Category: 321 Geotechnical Engineering]] -->		<!-- [[Category: 321 Geotechnical Engineering]] -->

Hoskir: /* 321.2.8.4 Atterberg Limits and Expected Erosion Potential */

2026-08-25T14:25:37Z

321.2.8.4 Atterberg Limits and Expected Erosion Potential

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	===321.2.8.4 Atterberg Limits and Expected Erosion Potential===		===321.2.8.4 Atterberg Limits and Expected Erosion Potential===
	{\|		{\| style="text-align: center"
	\| [[image:321.2.11.5.jpg\|~~1000px~~\|center\|frame]]		\| [[image:321.2.11.5.jpg\|1100px\|center\|frame]]
	\|-		\|-
	\| '''Suggested Trend of Erosion Characteristics for Fine-Grained Cohesive Soils with Respect to Plasticity<br>Gibbs and Holts, 1962'''		\| '''Suggested Trend of Erosion Characteristics for Fine-Grained Cohesive Soils with Respect to Plasticity<br>Gibbs and Holts, 1962'''

Hoskir: /* 321.2.10.4 Atterburg Limits and Expected Erosion Potential */

2026-08-25T14:24:35Z

321.2.10.4 Atterburg Limits and Expected Erosion Potential

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	[[Image:321.2.11.4.3.jpg\|800px]]		[[Image:321.2.11.4.3.jpg\|800px]]

	===321.2.10.4 ~~Atterburg~~ Limits and Expected Erosion Potential===		===321.2.8.4 Atterberg Limits and Expected Erosion Potential===
	[[image:321.2.11.5.jpg\|center\|~~750px~~\|~~thumb~~\|~~<center>~~'''Suggested Trend of Erosion Characteristics for Fine-Grained Cohesive Soils with Respect to Plasticity~~'''~~<~~/center>~~		{\|
	~~<center~~> Gibbs and Holts, 1962~~</center>]]~~		\| [[image:321.2.11.5.jpg\|1000px\|center\|frame]]
			\|-
			\| '''Suggested Trend of Erosion Characteristics for Fine-Grained Cohesive Soils with Respect to Plasticity<br>Gibbs and Holts, 1962'''
			\|}

	===321.2.10.5 Correlations of Strength Characteristics===		===321.2.10.5 Correlations of Strength Characteristics===

Hoskir: /* 321.2.8.3 Rock Classification Guide */

2026-08-25T14:17:01Z

321.2.8.3 Rock Classification Guide

Show changes

Hoskir: /* 321.2.8.1 Soil Classification Guide (Cohesive Soil) */

2026-08-25T13:36:55Z

321.2.8.1 Soil Classification Guide (Cohesive Soil)

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	\|+ '''PLASTICITY CHART'''		\|+ '''PLASTICITY CHART'''
	\|-		\|-
	\| [[Image:321.2.11.2 Plasticity Chart.jpg\|center\|700px]]		\| [[Image:321.2.11.2 Plasticity Chart.jpg\|frame\|center\|700px]]
	\|-		\|-
	\|+ style="caption-side:bottom" \| '''ASTM D 2487'''		\|+ style="caption-side:bottom" \| '''ASTM D 2487'''

Hoskir: /* 321.2.8.1 Soil Classification Guide (Cohesive Soil) */

2026-08-25T13:28:46Z

321.2.8.1 Soil Classification Guide (Cohesive Soil)

← Older revision		Revision as of 08:28, 25 August 2026
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	{\|		{\|
	\|+ '''~~Plasticity Chart~~'''		\|+ '''PLASTICITY CHART'''
	\|-		\|-
	\| [[Image:321.2.11.2 Plasticity Chart.jpg\|center\|700px]]		\| [[Image:321.2.11.2 Plasticity Chart.jpg\|center\|700px]]
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	\|+ style="caption-side:bottom" \| '''ASTM D 2487'''		\|+ style="caption-side:bottom" \| '''ASTM D 2487'''
	\|}		\|}


	===321.2.8.2 Soil Classification Guide (Non-cohesive Soil)===		===321.2.8.2 Soil Classification Guide (Non-cohesive Soil)===

Hoskir: /* 321.2.8.3 Rock Classification Guide */

2026-08-25T13:28:07Z

321.2.8.3 Rock Classification Guide

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	\|+ TERMS TO DESCRIBE ROCK STRENGTH (Modified after Ref. FHWA-NHI-16-072, Table 4-25)		\|+ TERMS TO DESCRIBE ROCK STRENGTH (Modified after Ref. FHWA-NHI-16-072, Table 4-25)
	\|-		\|-
	! TERM !! FIELD IDENTIFICATION !! APPROXIMATE UNCONFINED COMPRESSIVE STRENGTH (ksf)		! TERM !! FIELD IDENTIFICATION !! APPROXIMATE UNCONFINED<br>COMPRESSIVE STRENGTH (ksf)
	\|-		\|-
	\| Very Weak Rock \|\| Specimen can be indented by thumbnail. \|\| 5 - 25		\| Very Weak Rock \|\| style="text-align: left" \| Specimen can be indented by thumbnail. \|\| 5 - 25
	\|-		\|-
	\| Weak Rock \|\| Crumbles under sharp blow with point of geological hammer & can be peeled with a pocketknife \|\| 25 - 100		\| Weak Rock \|\| style="text-align: left" \| Crumbles under sharp blow with point of geological hammer & can be peeled with a pocketknife \|\| 25 - 100
	\|-		\|-
	\| Medium Strong Rock \|\| Shallow cuts or scrapes can be made with a pocketknife. A firm blow with a geological hammer creates shallow indents. \|\| 100 - 500		\| Medium Strong Rock \|\| style="text-align: left" \| Shallow cuts or scrapes can be made with a pocketknife. A firm blow with a geological hammer creates shallow indents. \|\| 100 - 500
	\|-		\|-
	\| Strong Rock \|\| Cannot be scraped or cut with pocketknife. Can be fractured with a single firm blow with a geological hammer point. \|\| 500 - 1000		\| Strong Rock \|\| style="text-align: left" \| Cannot be scraped or cut with pocketknife. Can be fractured with a single firm blow with a geological hammer point. \|\| 500 - 1000
	\|-		\|-
	\| Very Strong Rock \|\| Requires more than one firm blow of the point of a geological hammer to fracture. \|\| 1000 - 2000		\| Very Strong Rock \|\| style="text-align: left" \| Requires more than one firm blow of the point of a geological hammer to fracture. \|\| 1000 - 2000
	\|-		\|-
	\| Extremely Strong Rock \|\| Requires many firm blows from hammer end of geological hammer to fracture. \|\| > 2000		\| Extremely Strong Rock \|\| style="text-align: left" \| Requires many firm blows from hammer end of geological hammer to fracture. \|\| > 2000
	\|}		\|}

	DEGREE OF WEATHERING (Modified after Ref. FHWA-NHI-16-072, Table 4-24)
			{\| class="wikitable" style="text-align: center"
			\|+DEGREE OF WEATHERING (Modified after Ref. FHWA-NHI-16-072, Table 4-24)
	TERM DESCRIPTION		TERM DESCRIPTION
	Fresh No Visible sign of rock material weathering; slight discoloration on major discontinuity surfaces is possible		Fresh No Visible sign of rock material weathering; slight discoloration on major discontinuity surfaces is possible