300 - Typical Bridge Design Detail: Difference between revisions
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Revision as of 11:54, 14 October 2021
Detail No. 300.1 - Index of Typical Bridge Design Details
Subject | Detail No. | Title | Issue Date |
---|---|---|---|
GENERAL | 301.01 | BRIDGE PROJECT NOTES | 04/01/2021 |
301.02 | REINFORCEMENT BAR FABRICATION DETAILS | 04/01/2021 | |
301.03 | CONCRETE REPAIR DETAILS | 01/31/2019 | |
301.04 | EXCAVATION AND BACKFILL PAY LIMIT DETAILS | 10/01/2016 | |
Substructure | 305.01 | PRESTRESSED-PRECAST CONCRETE PILE DETAILS | 04/01/2021 |
305.02 | CAST-IN-PLACE PILE DETAILS | 04/01/2021 | |
305.03 | STEEL H-PILE DETAILS | 04/01/2021 | |
305.04 | DRILLED SHAFT DETAILS | 04/01/2021 |
DISCLAIMER:
ALL TYPICAL BRIDGE DESIGN DETAILS SHOWN IN SECTION 300 OF THE BRIDGE DESIGN MANUAL ARE NOT INTENDED TO ACT AS STANDARD CONSTRUCTION DETAILS, AND THEREFORE MUST BE SHOWN ON BRIDGE PLANS IN THE CONTRACT DOCUMENTS. IN ADDITION, BRIDGE PLANS SHOULD NOT REFER TO SECTION 300 OF THE BRIDGE DESIGN MANUAL
NOTE:
THE DETAILS ON THIS SHEET HAVING 'N/A' UNDER ITS DATE ARE NOT YET AVAILABLE AND WILL BE INCLUDED IN FUTURE BRIDGE DESIGN MANUAL REVISIONS.
Detail No. 301.01 - BRIDGE PROJECT NOTES
Section 200
1. REMOVAL OF UNSUITABLE MATERIAL:
SOIL BORINGS HAVE IDENTIFIED MATERIAL, DESCRIBED AS (insert description), THAT (IS or MAY BE) UNSUITABLE FOR BEARING
OF THE STRUCTURE AT ELEVATION (x) TO (x). (if necessary), EXCAVATE THIS LAYER (TO A MAXIMUM DEPTH OF (x1) BELOW THE BOTTOM OF FOOTING ELEVATION) UNTIL SUITABLE BEARING MATERIAL IS REACHED, AS DIRECTED BY THE ENGINEER. EXCAVATION TO ELEVATION (x) IS INCLUDED IN THE QUANTITY FOR STRUCTURAL EXCAVATION. BACKFILL EXCAVATION BELOW THE FOOTING ELEVATION WITH (specify borrow type, stone and/or crushed concrete or a combination) ON GEOTEXTILE. PAYMENT UNDER
(respective items).
2. ROCK PROFILE VARIATION: (see designer note 5)
IT IS ANTICIPATED THAT THE ACTUAL PROFILE OF THE ROCK VARIES FROM WHAT HAS BEEN MEASURED, THE ESTIMATED QUANTITIES FOR THE ITEMS LISTED BELOW HAVE BEEN INCREASED xx% OVER THE QUANTITIES CALCULATED:
- (insert item numbers and descriptions)
3. BLAST MONITORING: (see designer note 6)
MONITOR BOTH THE EXISTING STRUCTURE AND THE PROPOSED STRUCTURE DURING ANY BLASTING TO ENSURE STRUCTURAL STABILITY THROUGHOUT THE DURATION OF THE PROJECT. THE MAXIMUM PERMISSIBLE LEVEL FOR PEAK PARTICLE VELOCITY (PPV) IS (insert appropriate value) IN/SEC. PAYMENT UNDER ITEM #(207010 or 207011) - ROCK EXCAVATION FOR STRUCTURE
4. EMBANKMENTS:
ALLOW BRIDGE EMBANKMENTS TO SIT UNDISTURBED FOR A MINIMUM (insert number of days)-DAY PERIOD AFTER PLACED TO
THEBOTTOMOFABUTMENTFOOTERELEVATION,ORASDIRECTEDBYTHEENGINEER.WHENSETTLEMENTDOESNOTEXCEED
(insert value in inches) PER WEEK, RESUME WORK ON THE EMBANKMENT, OR AS DIRECTED BY THE ENGINEER.
5. Removal of Structures and Obstructions:
Remove the following items under item #211000 - Removal of structures and obstructions associated with bridge (insert bridge number):
- (insert list of items to be removed under #211000)
6. HAZARDOUS MATERIAL (existing or previous timber only - see designer note 7):
BE ADVISED THAT THE (existing or previous) STRUCTURE OVER (insert road or stream name) MAY CONTAIN CREOSOTED TIMBER. HANDLE ALL HAZARDOUS MATERIALS (i.e. creosote timber) IN ACCORDANCE WITH SPECIAL PROVISION 202560. PAYMENT INCIDENTAL TO ITEM #211000 - REMOVAL OF STRUCTURES AND OBSTRUCTIONS
7. HAZARDOUS MATERIAL (steel only);
BE ADVISED THAT THE EXISTING STRUCTURE OVER (insert road or stream name) DOES CONTAIN LEAD BASED PAINT. AS A RESULT, DETAIL METHODS OF CUTTING THE BEAMS AND/OR DIAPHRAGMS, IF REQUIRED, IN THE CONTRACTOR'S PROPOSED DEMOLITION PLAN AND HOW THOSE PERSONS PERFORMING SUCH WORK WILL BE PROTECTED IN ACCORDANCE WITH APPLICABLE OSH A REGULATIONS. ADDITIONALLY, DETAIL WHEN AND HOW THE LEAD BASED PAINT WILL BE REMOVED FROM THE STRUCTURAL STEEL AND ALL RELATED BRIDGE COMPONENTS. IF THE WORK IS PERFORMED ON SITE, THEN INCLUDE PROPER PROTECTION, CONTAINMENT, AND FINAL LEAD PAINT DISPOSAL IN THE PROPOSED PLAN. IF THE BEAMS WIL BE TRANSPORTED WITH THE PAINT STILL INTACT, THEN DETAIL HOW THE STRUCTURAL COMPONENTS WILL BE PROTECTED DURING TRANSPORT, WHERE AND HOW THE PAINT WILL BE REMOVED, AND THE LOCATION OF FINAL PAINT DISPOSAL. AGAIN IN ACCORDANCE WITH OSHA REGULATIONS. PROVIDE WRITTEN DOCUMENTATION TO THE ENGINEER, PRIOR TO FINAL CONTRACT ACCEPTANCE, NOTING WHEN AND WHERE THE LEAD BASED PAINT WAS REMOVED, AND THE LOCATION OF FINAL PAINT DISPOSAL. ALL COSTS INVOLVED WITH THE ABOVE LISTED WORK IS INCIDENTAL TO ITEM #211000 - REMOVAL OF STRUCTURES AND OBSTRUCTIONS.
8. SIGNING
TO AVOID DAMAGE, SIGNS WITHIN PROJECT LIMITS MAY BE REMOVED DURING CONSTRUCTION IF NEEDED, BUT MUST BE REPLACED TO MATCH EXISTING CONDITIONS BEFORE REOPENING THE ROADWAY. INCLUDE PAYMENT FOR ALL WORK RELATED TO MOVING AND REINSTALLING THE SIGN IN ITEM #211000 - REMOVAL OF STRUCTURES AND OBSTRUCTIONS. IF THE SIGN IS DAMAGED DURING CONSTRUCTION, REPLACE THE SIGN AT THE CONTRACTOR'S EXPENSE.