Attachment E.pdf

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Attached to
TRAFFIC DATA COLLECTION SERVICES State and local contract opportunity
Solicitation number
5400023978
Issued by
Richland County, South Carolina

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Traffic Data Collection Execution Report

This document is a MetroCount Traffic Executive data scan report from the South Carolina Department of Transportation (SCDOT) for traffic data collection services. The report presents detailed traffic analysis from a monitoring site located at Anderson-04-100 on Highway 187 South, at the Georgia-South Carolina state line on US 29. The survey was conducted over a 54.1-hour period from 8:18 AM on Tuesday, February 11, 2020, through 2:26 PM on Thursday, February 13, 2020, capturing bidirectional traffic data using paired axle sensor technology with vehicle classification capabilities. The data collection employed FHWA SC 3 vehicle classification scheme methodology, monitoring 14 vehicle classes across 16 possible lanes with speed measurements ranging from 0 to 100 miles per hour. A total of 9,952 vehicles were recorded during the survey period.

The data validation assessment indicates that the survey met all quality control thresholds and received a final pass rating. Key performance metrics included a directional split of 50.8% (within the required 40%-60% range), zero empty data hours during peak periods (6:00 AM to midnight) and nighttime periods (midnight to 6:00 AM), and 100% sensor functionality. Speed analysis revealed a 5th percentile speed of 48.21 mph and an 85th percentile speed of 61.18 mph, with 99.77% of traffic operating below the 75 mph threshold. Vehicle class distribution showed passenger vehicles (Class 2) comprising 70.24% of traffic, followed by light trucks (Class 3) at 21.70%, with commercial and heavy vehicles representing less than 1% of total traffic volume.

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Attachment F.csv CSV file
Attachment J.xlsx XLSX spreadsheet
Revised #2 Attachment H.xlsx XLSX spreadsheet
Intent to Award.docx DOCX document
Attachment I.xlsx XLSX spreadsheet
Attachment H.xlsx XLSX spreadsheet
Revised Attachment H (5).xlsx XLSX spreadsheet
Solicitation Document.docx DOCX document
Amendment 1.docx DOCX document
Attachment D.pdf PDF
Amendment 2.docx DOCX document
Attachment G.csv CSV file
Extension of Award Posting.docx DOCX document
Amendment 3.docx DOCX document
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Text version

Anderson-04-100_NS_0 Page 1

MetroCount Traffic Executive SCDOT data scan

Anderson-04-100_NS_0 -- English (ENU)

Datasets:

Site: [Anderson-04-100] State Line - GEORGIA TO SC 187 (HIGHWAY 187 S) Attribute: US 29 Direction: 7 - North bound A>B, South bound B>A. Lane: 0 Survey Duration: 8:18 Tuesday, February 11, 2020 => 14:26 Thursday, February 13, 2020, Zone:

File: Anderson-04-100 0 2020-02-13 1426.EC0 (Plus B) Identifier: PX675B9V MC5900-X13 (c)MetroCount 09Nov16 Algorithm: Factory default axle (v5.08) Data type: Axle sensors - Paired (Class/Speed/Count)

Profile:

Filter time: 8:19 Tuesday, February 11, 2020 => 14:26 Thursday, February 13, 2020 (2.25492) Included classes: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 Speed range: 0 - 100 mph.

Direction: North, East, South, West (bound), P = North, Lane = 0-16 Separation: Headway > 0 sec, Span 0 - 300 ft Name: SCDOTScan Scheme: Vehicle classification (FHWA SC 3) Units: Non metric (ft, mi, ft/s, mph, lb, ton)

Start Pre-Scan...

Start Data Scan...

Vehicles in Profile = 9952

• Percent direction ratio (AB/Total - BiDir) (Limit = 40% - 60%) Actual = 50.8139%

• Hours of data (Limit = 48 - 9999) Actual = 54.1181

• Empty hours 0600 - 0000 (Limit = 0 - 4 +) Actual = 0

• Empty hours 0000 - 0600 (Limit = 0 - 48 +) Actual = 0

• Percent sensor mismatch (Limit = 95% - 105%) Actual = 100.051%

Speed Data - 5% Speed = 48.21 mph, 85% Speed = 61.18 mph, 95% Speed = 64.42 mph

• Percent below threshold speed (10 mph, Limit = 0% - 10%) Actual = 0%

• Percent below threshold speed (75 mph, Limit = 90% - 101% +) Actual = 99.7689%

Class Data

• Class percent (1, Limit = 0% - 11%) Actual = 0.150723%

• Class percent (2, Limit = 50% - 100% +) Actual = 70.2371%

• Class percent (3, Limit = 0% - 40%) Actual = 21.7042%

• Class percent (8, Limit = 0% - 20%) Actual = 0.643087%

• Class percent (10, Limit = 0% - 20%) Actual = 0.0602894%

• Class percent (14, Limit = 0% - 10%) Actual = 0.180868%

Final Result - Pass

Anderson-04-100_NS_0 Page 1

File details come from the government source that posted it. Updated .