Calle Joaquin Realignment
City of San Luis Obispo/Caltrans, California

To allow for the efficient flow of traffic to and from new commercial developments, the City of San Luis Obispo is constructing an extension as well as realigning approximately 525-meters of Calle Joaquin, from the existing intersection with Los Osos Valley Road extending west. Cannon was selected from a competitive proposal process to provide engineering, surveying, and planning services.

The scope of work for this project included plans and specifications for grading (including the road extension, curbs and gutters, sidewalks, culverts and site drainage); roadway design; a drainage report including storm drain facility sizing; a horizontal control plan/site plan; an abandonment plan; as well as a composite utility plan including on-site layouts for dry utility conduit (electricity, phone, gas and cable television) and underground utility design. Cannon also provided a record boundary survey and topographic survey; as well as an engineer's opinion of probable cost.

The scope also included preparation of a Storm Water Pollution Prevention Plan (SWPPP); a Sedimentation and Erosion Control Plan; a Section 404 Individual Permit from the U.S. Army Corps of Engineers, and Caltrans design-exception approval.

Ventura Road Repair, Ventura, California

To address 2005 winter storm damage, Cannon was selected to provide design, survey, and permitting for twelve sites needing road repair work and stabilization measures. Scope included drainage studies, grading and drainage plans, and road surface repair recommendations for each site. In some instances, shoring and other hill stabilization measures, culvert repair design, and catch basins were required. The scope also included local, state, and federal permitting, site specific topographic maps, and coordination of geotechnical evaluations.

College Drive & Boone Street Intersection, Santa Maria, California

Increased traffic and continued growth in Santa Maria, along with increased enrollment at the nearby City College, impacted traffic flow at the College Drive and Boone Street intersection. This intersection was originally designed as a four-way intersection controlled by stop signs. Jones Street also intersected with Boone Street at a skewed angle just east of College Drive. To provide better traffic control at the intersection, the City prepared a traffic analysis. The decision from this analysis included installation of a traffic signal and realignment of Jones Street to intersect with Boone Street at a more perpendicular angle. Cannon provided civil engineering and surveying services for the improvements, including roadway realignments, roadway widening, new medians, ADA curb ramps, opinion of probable cost, and preparation of project specifications and special provisions. Surveying services included topographic survey, record data, right-of-way, and boundary surveys. The new signalization, striping and signage, and overall intersection improvements improved the traffic flow at this intersection.

San Ramon / Highway 101 Improvements, Atascadero, California

Cannon provided surveying and engineering design services for the construction of the Atascadero Commercial Center, including the on- and off-site improvements. As part of this project, Cannon assisted with the realignment of the San Ramon Road transition and freeway access ramp. The scope of work included Caltrans Design Exception Report, preparation of plans, specifications and opinions of probable cost. The innovative design and reconstruction of San Ramon Road and El Camino Real alleviated some potentially problematic access issues and created a more desirable Highway 101 entrance for the Home Depot Store and other retail commercial stores. Cannon provided construction observation services during the construction phase of the off-site improvements.

Intersection Improvements at Central Avenue and H Street, Lompoc, California

The intersection of Central Avenue and H Street (Highway 1) operates at a level-of-service (LOS) of C/D during evening peak hour traffic. After the construction of future developments, the projected LOS is D. The City has adopted a circulation policy stating that they will maintain roadway and intersection traffic LOS of C or better throughout the City. To meet this policy, the City has determined dual north and south bound left turn lanes are necessary on H Street. They also found that the addition of a dedicated north-bound right-turn lane on H Street is necessary. Cannon prepared a conceptual design for this intersection as part of the construction cost estimate which will be used as a basis for determining developer traffic impact fees. The scope of work included planimetric survey and right-of-way mapping; utility research and mapping; site investigation and engineering review; conceptual design plans; consultation with Caltrans; construction quantities and cost estimate; and conceptual design, construction schedule; and a preliminary project report.

Hutton Road Widening, San Luis Obispo, California

Cannon designed 1,500 linear feet of improvements for Hutton Road, from Nipomo Creek to Route 166. The scope of work included design plans, specifications, and cost estimate for superelevation correction, widening travel lanes, striping to support a center two-way left turn lane, widening and improvement of the shoulders, guardrail improvements, cross sections, topographic survey and right-of-way, construction staking, SWPPP preparation, and coordination with Caltrans. Cannon also provided federal-aid funding administration services for this project, which included obtaining construction funding authorization, preparing and processing the PS&E certification package and Caltrans Award package, preparing progress and final invoices, and preparing the completion package.

Safe Routes to School, San Gabriel Road, Atascadero, California

Traffic control and pedestrian safety were a concern in the vicinity of San Gabriel Road Elementary School. Cannon provided engineering and funding administration services, prepared the topographic and boundary survey, conducted utility research, and prepared plans, specifications, and a cost estimate. This project included the construction of a multi-use pathway, curb and gutter, handicap ramps, crosswalk with in-ground lighting, driveway approaches, storm drain facilities, roadway signage, striping, and a retaining wall. Project under construction.

South County Transit Hub and 10th Street Parking Improvement Project, Grover Beach, California

This Transit Hub serves the regional transportation needs for five surrounding cities including Grover Beach, Pismo Beach, Shell Beach, Arroyo Grande, and Avila Beach. The project included five bus parking turn-ins in a saw tooth layout, two bus shelters, and associated signage and striping. The scope of work included plans, specifications, and cost estimates for curb, gutter, asphalt, and sidewalk. Design included roadway widening to allow for the new bus stalls and detailed ADA design. ADA design modifications included an ADA compliant sidewalk fronting the transit hub pick up/drop off area, improved access near the park. Cannon provided construction staking and construction administration. Cannon estimated construction costs within 1.4% of actual construction costs.

South Vine Street Roadway and Bikeway Improvements, Paso Robles, California

South Vine Street serves as a commuter route connecting Paso Robles residents to a major shopping center and is an alternate, non-freeway route to neighboring cities. South Vine Street is also a popular route among cyclists in the County. Prior to this improvement project, there was very little delineation between the roadway and bike lanes, causing safety concerns, and the pavement was badly beaten up, making it hard on motorists and cyclists.

Cannon designed 9400 linear feet of road improvements to Paso Robles' South Vine Street. The improvements included widening of the road, the addition of Class II bike lanes, traffic calming measures; as well as installing curbs, gutters, drainage improvements, and the creation of visual buffer landscaping between the street and Highway 101. The City also installed a colored slurry seal on the bikeways to create a visual separation between the road and bikeway. Positive comments from avid bikers have been received. Cannon prepared plans, specifications and opinions of probable costs for this project.

The City worked with the community through public workshops and the design team reached out to the bicycle community for their input during design. Funding for this project came through San Luis Obispo Council of Governments Transit Enhancement Act (TEA) grant and a grant from Caltrans. The enhancements along South Vine Street represent the longest single paving project performed by the City of Paso Robles in 2009.

Construction Management for Theatre Drive Realignment, Paso Robles, California

The Hwy 101/Hwy 46 (West) Interchange currently faces significant traffic congestion and a deteriorating level of service. Modifications to the existing geometrics and signalization are necessary to improve local, regional, and interregional transportation circulation. Disconnecting Theatre Drive from its current location and realigning it to approximately 900-feet west along Highway 46 will afford the following three benefits: reduction of existing and projected traffic congestion, improvement of traffic operations, and reduction of delays at the interchange. Cannon was selected to provide construction management services. Our Resident Engineer will be available full-time on-site and responsible for record keeping, construction observations, implementing Caltrans standard plans and specifications, coordination of testing and special inspection, and construction administration systems. Scope of work also includes coordination with the City to maintain and track ARRA-funding documentation. Cannon will serve as the liaison between the City and project stakeholders, and will provide proactive solutions to address unforeseen project impacts.

Prado Road Extension, San Luis Obispo, California

The City of San Luis Obispo constructed the Damon Garcia Sports complex which includes multi-purpose sports fields on 23.5+ acres. This municipal park project included a 1500 linear foot extension to Prado Road adjacent to the park, two bridges along Prado Road, an on-site parking lot for the park, and multiple pedestrian trails with creek crossings within the park. Cannon prepared preliminary vertical and horizontal alignment alternatives for the Prado Road extension, bridge and pedestrian crossing schematics, and preliminary on-site improvement plans.

La Linia Avenue Improvement Project, Atascadero, California

Cannon provided engineering and surveying services for the La Linia Avenue street improvements from El Camino Real to El Dorado Road. The scope of work included plans, specifications, and cost estimates for the street improvements including curb, gutter, asphalt dike, pavement reconstruction and pavement overlay and a storm drain extension. Cannon also prepared a hydrologic and hydraulic analysis of existing drainage conditions and provided design alternatives and recommendations to alleviate the drainage issues. Cannon prepared a topographic survey and right-of-way survey of La Linia Avenue from El Camino Real to El Dorado Road.

Road Repairs, Bridge and Culvert Replacements, Camp Roberts Army National Guard Facility, San Luis Obispo, California

After several decades of use, five culverts (circa 1940) and a wooden bridge within the Main Garrison of Camp Roberts required replacement. Cannon prepared plans and specifications for the replacement or rehabilitation of five storm culvert and bridge sites within the Main Garrison. The scope of work included the preparation of a hydrology and hydraulic analysis; plans, specifications and cost estimates for grading, excavation, 100-year flow storm water culverts, and the replacement of a damaged wooden bridge with a modular concrete bridge. The drainage watershed for all culvert sites was analyzed resulting in spans up to 24 feet.

Streetscape Improvements, Santa Margarita, California

El Camino Real (Highway 58) runs directly through the town of Santa Margarita. The County of San Luis Obispo called for street improvements for El Camino Real beginning at Wilhelmina Avenue and extending northeasterly along El Camino Real to Estrada Avenue. Cannon provided planning support and conceptual engineering services. The scope of work included street improvement plans, utility improvement plans, draft and final concept striping plans, a right-of-way survey of Highway 58, participation in community workshops and steering community meetings. The striping plans included travel lanes, bike lanes, parking lanes, landscaped median, curb, gutter, sidewalk, pedestrian paths and bulb-outs, street furniture, and accommodation of drainage features. This project was not built.

24th and Spring Street Improvements, Paso Robles, California

The City of Paso Robles selected Cannon to provide construction management services for the street and lighting and improvements at 24th and Spring Streets. Cannon was responsible for ensuring all improvements were constructed in compliance with the contract documents. The scope of work included preparing progress pay estimates, submittal and change order management, RFI management, reporting, and record keeping. Cannon also provided construction observation services and coordinated with a geotechnical engineer to provide materials testing during construction.

Phase I: Bob Jones Bikeway Plan, Avila Valley, San Luis Obispo, California

This is a one-mile Class I Bikeway is located along the historic Pacific Coast Railroad right-of-way. Segments of the bikeway cut through a heavily wooded area along the San Luis Creek. Cannon's scope of work included preparation of plans, specifications and cost estimates for grading, drainage and culvert crossings; determination of the location and preparation of design parameter for a prefabricated concrete bridge; and construction staking and observation. Additionally, Cannon prepared topographic and boundary surveys to locate the Pacific Coast Railroad right-of-way.

Irish Hills Bike Path, San Luis Obispo, California

In response to the mitigation set forth by the Air Pollution Control District (APCD) for the Irish Hills Plaza project, Madonna Enterprises entered into a Memorandum of Understanding with the City and APCD to construct a Class I Bicycle Path to connect areas west of Highway 101 to the San Luis Obispo Downtown area.

Cannon was retained to provide civil engineering services, working with the design team to obtain preliminary approvals and building permits for the construction of about two-thirds of a mile of bicycle path. The pathway begins at the Cerro San Luis Parking Lot at 101 and Marsh Street, running southerly and parallel with the Caltrans right of way to the existing Madonna Inn Site. The pathway then continues southwesterly through the Madonna Inn property to a point of connection with new sidewalk improvements at Madonna Road at the Madonna Inn Entry.

The scope of work included preliminary and final grading plans, drainage improvements and calculations, coordination with the City on the project, and bid assistance and construction administration services.

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