301 - Subbase - Revision history

Jhudson-fishbeck at 17:30, 15 October 2025

2025-10-15T17:30:43Z

Jhudson-fishbeck: /* Inspection */

2025-10-15T16:29:38Z

Inspection

Jhudson-fishbeck: /* CONSTRUCTION */

2025-10-15T16:29:24Z

CONSTRUCTION

Jhudson-fishbeck: /* Photos of Equipment */

2025-10-15T16:29:12Z

Photos of Equipment

Jhudson-fishbeck: /* Photos of Materials */

2025-10-15T16:29:01Z

Photos of Materials

Jhudson-fishbeck at 18:56, 13 October 2025

2025-10-13T18:56:57Z

Clarkj25 at 17:49, 8 September 2025

2025-09-08T17:49:41Z

Clarkj25 at 13:34, 21 August 2025

2025-08-21T13:34:43Z

Clarkj25: /* RAIL PROJECTS */

2025-08-21T13:34:30Z

RAIL PROJECTS

Jhudson-fishbeck: /* Inspection */

2025-08-18T19:07:22Z

Inspection

@@ Line 41: / Line 41: @@
 |+
 |-
-| [[File:301-001.jpg|200px|thumb|center|Class II Sand Placed for Road Subbase]] || [[File:301-004.jpg|200px|thumb|center|Class II Sand Being Placed for Road Subbase]]
+| [[File:301-001.jpg|200px|thumb|center|'''Class II Sand Placed for Road Subbase''']] || [[File:301-004.jpg|200px|thumb|center|'''Class II Sand Being Placed for Road Subbase''']]
 |-
 |}
@@ Line 67: / Line 67: @@
 |+
 |-
-| [[File:301-006.jpg|200px|thumb|center|Gravel Train Truck Delivering Subbase Material]] || [[File:301-008.jpg|200px|thumb|center|AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain]]
+| [[File:301-006.jpg|200px|thumb|center|'''Gravel Train Truck Delivering Subbase Material''']] || [[File:301-008.jpg|200px|thumb|center|'''AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain''']]
 |-
-| [[File:Excavator-3.jpg|200px|thumb|center|Excavator]] || [[File:Smooth drum roller.jpg|200px|thumb|center|Smooth Drum Roller]]
+| [[File:Excavator-3.jpg|200px|thumb|center|'''Excavator''']] || [[File:Smooth drum roller.jpg|200px|thumb|center|'''Smooth Drum Roller''']]
 |-
 |}
@@ Line 113: / Line 113: @@
 |+
 |-
-| [[File:301-014.jpg|200px|thumb|left|Additional Water being Applied to Aid in Densification]]
+| [[File:301-014.jpg|200px|thumb|left|'''Additional Water being Applied to Aid in Densification''']]
 |-
 |}
@@ Line 153: / Line 153: @@
 |+
 |-
-| [[File:301-016.jpg|200px|thumb|left|Booking Grades]]
+| [[File:301-016.jpg|200px|thumb|left|'''Booking Grades''']]
 |-
 |}

@@ Line 153: / Line 153: @@
 |+
 |-
-| [[File:301-016.jpg|200px|thumb|left|'''Booking Grades''']]
+| [[File:301-016.jpg|200px|thumb|left|Booking Grades]]
 |-
 |}
 === Testing ===

@@ Line 113: / Line 113: @@
 |+
 |-
-| [[File:301-014.jpg|200px|thumb|left|'''Additional Water being Applied to Aid in Densification''']]
+| [[File:301-014.jpg|200px|thumb|left|Additional Water being Applied to Aid in Densification]]
 |-
 |}

@@ Line 67: / Line 67: @@
 |+
 |-
-| [[File:301-006.jpg|200px|thumb|center|'''Gravel Train Truck Delivering Subbase Material''']] || [[File:301-008.jpg|200px|thumb|center|'''AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain''']]
+| [[File:301-006.jpg|200px|thumb|center|Gravel Train Truck Delivering Subbase Material]] || [[File:301-008.jpg|200px|thumb|center|AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain]]
 |-
-| [[File:Excavator-3.jpg|200px|thumb|center|'''Excavator''']] || [[File:Smooth drum roller.jpg|200px|thumb|center|'''Smooth Drum Roller''']]
+| [[File:Excavator-3.jpg|200px|thumb|center|Excavator]] || [[File:Smooth drum roller.jpg|200px|thumb|center|Smooth Drum Roller]]
 |-
 |}

@@ Line 41: / Line 41: @@
 |+
 |-
-| [[File:301-001.jpg|200px|thumb|center|'''Class II Sand Placed for Road Subbase''']] || [[File:301-004.jpg|200px|thumb|center|'''Class II Sand Being Placed for Road Subbase''']]
+| [[File:301-001.jpg|200px|thumb|center|Class II Sand Placed for Road Subbase]] || [[File:301-004.jpg|200px|thumb|center|Class II Sand Being Placed for Road Subbase]]
 |-
 |}

@@ Line 38: / Line 38: @@
 === Photos of Materials ===
-{| class="wikitable"
+{|
 |+
 |-
-| [[File:301-001.jpg|300px|thumb|center|'''Class II Sand Placed for Road Subbase''']] || [[File:301-004.jpg|300px|thumb|center|'''Class II Sand Being Placed for Road Subbase''']]
+| [[File:301-001.jpg|200px|thumb|center|'''Class II Sand Placed for Road Subbase''']] || [[File:301-004.jpg|200px|thumb|center|'''Class II Sand Being Placed for Road Subbase''']]
 |-
 |}
@@ Line 64: / Line 64: @@
 === Photos of Equipment ===
-{| class="wikitable"
+{|
 |+
 |-
-| [[File:301-006.jpg|300px|thumb|center|'''Gravel Train Truck Delivering Subbase Material''']] || [[File:301-008.jpg|300px|thumb|center|'''AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain''']]
+| [[File:301-006.jpg|200px|thumb|center|'''Gravel Train Truck Delivering Subbase Material''']] || [[File:301-008.jpg|200px|thumb|center|'''AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain''']]
 |-
-| [[File:Excavator-3.jpg|300px|thumb|center|'''Excavator''']] || [[File:Smooth drum roller.jpg|300px|thumb|center|'''Smooth Drum Roller''']]
+| [[File:Excavator-3.jpg|200px|thumb|center|'''Excavator''']] || [[File:Smooth drum roller.jpg|200px|thumb|center|'''Smooth Drum Roller''']]
 |-
 |}
@@ Line 110: / Line 110: @@
 Difficulty obtaining density may be attributed to a lack of sufficient moisture content. The Contractor may have to rewater the grade to maintain and achieve density.
-{| class="wikitable"
+{|
 |+
 |-
-| [[File:301-014.jpg|300px|thumb|left|'''Additional Water being Applied to Aid in Densification''']]
+| [[File:301-014.jpg|200px|thumb|left|'''Additional Water being Applied to Aid in Densification''']]
 |-
 |}
@@ Line 150: / Line 150: @@
 #** If AMG is used by the Contractor, a surveyor with a Total Station and/or GPS should be utilized to check surface elevations of the subbase.
-{| class="wikitable"
+{|
 |+
 |-
-| [[File:301-016.jpg|300px|thumb|left|'''Booking Grades''']]
+| [[File:301-016.jpg|200px|thumb|left|'''Booking Grades''']]
 |-
 |}

@@ Line 1: / Line 1: @@
 <center><span STYLE="font: 60pt arial;">'''301'''</span></center>
@@ Line 37: / Line 38: @@
 === Photos of Materials ===
 {{top}}
@@ Line 60: / Line 64: @@
 === Photos of Equipment ===
-<gallery>
+{| class="wikitable"
--006.jpg|''Gravel Train Truck Delivering Subbase Material''
+|+
--008.jpg|''AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain''
+|-
-Excavator-3.jpg|''Excavator''
+| [[File:301-006.jpg|300px|thumb|center|'''Gravel Train Truck Delivering Subbase Material''']] || [[File:301-008.jpg|300px|thumb|center|'''AMG-Equipped Bulldozer Placing Sand Subbase Over Underdrain''']]
-Smooth drum roller.jpg|''Smooth Drum Roller''
+|-
-</gallery>
+| [[File:Excavator-3.jpg|300px|thumb|center|'''Excavator''']] || [[File:Smooth drum roller.jpg|300px|thumb|center|'''Smooth Drum Roller''']]
 {{top}}
@@ Line 102: / Line 110: @@
 Difficulty obtaining density may be attributed to a lack of sufficient moisture content. The Contractor may have to rewater the grade to maintain and achieve density.
-[[File:301-014.jpg]]
+{| class="wikitable"
 The subbase must be free from defects and contamination. Distorted areas in the subbase should be investigated for rutting or saturated subgrade. The Contractor must remove, repair, or replace damaged areas at no expense to the contract.
@@ Line 136: / Line 150: @@
 #** If AMG is used by the Contractor, a surveyor with a Total Station and/or GPS should be utilized to check surface elevations of the subbase.
-[[File:301-016.jpg]]
+{| class="wikitable"
 === Testing ===

← Older revision		Revision as of 13:34, 21 August 2025
Line 4:		Line 4:
	<center><span STYLE="font: 40pt arial;">'''Subbase'''</span></center>		<center><span STYLE="font: 40pt arial;">'''Subbase'''</span></center>

−	~~<center>[http://mdotcf.state.mi.us/public/specbook/files/2012/301%20Subbase.pdf 2012 STANDARD SPECIFICATIONS FOR CONSTRUCTION - SECTION 301]</center>~~	+

← Older revision		Revision as of 13:34, 21 August 2025
Line 178:		Line 178:
	[[Category:Division 3]]		[[Category:Division 3]]
	[[Category:Section 301]]		[[Category:Section 301]]
		+	[[Category:New CM Format]]

@@ Line 134: / Line 134: @@
 #* Cross-section checks.
 #* Top surface elevation checks.
 #** If AMG is used by the Contractor, a surveyor with a Total Station and/or GPS should be utilized to check surface elevations of the subbase.
 === Testing ===