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The assessor should send out the record to the resident engineer. Plants that have actually been examined at the baby room are still subject to examination at the task website. Inspect plants for conformity with Section 20-3, "Growing," of the Common Specs, and with any type of special provisions. The following are guidelines for plant evaluation.


Confirm that the range and amount of plants provided is constant with the delivery invoice on choosing ticket. Decline plants that are shrivelled, damaged, out of the container, or otherwise inappropriate when supplied to the growing area.

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Before accepting plants from one more region, require the contractor to generate evidence of clearance from the region farming commissioner For the defined number of plants, eliminate soil from the roots of container-grown plants to identify the problem of the origins. Examine that adequate origins have actually expanded to make sure that the dirt and root ball will certainly hold with each other when planting.


It is tough to overcome a root-bound condition simply by planting in the ground. Great Origins Appropriate Girdled-Root Plant Unacceptable Check for root girdling in plants that have a main taproot.


Make arbitrary dimensions of Carpobrotus cuttings to validate that the cuttings equal the defined size. Utilize the following guidelines to assure growing complies with the plans and requirements.


Occasionally tree removal job is paid separately from roadside cleaning and will certainly be called out individually on the job strategies. Throughout roadside cleaning, do the following: Evaluation the requirements for water pollution control. It might be preferable to leave some plant life on the inclines to decrease the possibility for stormwater contamination throughout the wet season.

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Examine locations to be planted to verify that they are cost-free of living weeds at the time of planting. Gophers are among the rodents calling for control. Proof of gophers includes surface mounds left from nighttime tunneling when the gophers eat plant roots and chew on irrigation cables. Their burrows can harm plant containers.


Some areas have rodent abatement programs and will certainly offer professional guidance upon demand. Look for job allow limitations. For information, call the Maintenance landscape professional. Throughout pesticide use, do the following: Observe the mixing and applying of pesticides to make certain these procedures follow the approved recommendations and specifications.


Include notes regarding the pesticide application in the day-to-day report. Acquire a finished chemical spray report from the contractor each week.

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Early sufficient in the agreement so a good weed kill can be gotten, verify that the specialist has actually applied the defined pesticide to issue weeds, such as Bermuda yard. Watering and repeating the application numerous times is often necessary for a total weed kill. Seek advice from the Maintenance landscape professional for a referral for the particular type of weed that requires regulating.


Throughout this prep work, do the following: Utilizing the strategy sheets for plant design, check that the place for plants and the border of ground cover areas are marked with plaster, tiny wire-mounted flags, or other ideal markers. The service provider should equip the labor, products, and transport for putting stakes or various other ideal pens to show the marked areas.




Contract the district landscape designer instantly for inconsistences in between these sets of strategies. This phase of designating areas is when essential changes can be made with the least trouble and cost to the contractor or to Caltrans. When establishing plant areas, ensure conformity with the guidelines in Phase 900, "Landscape Design," of the Highway Layout Handbook, which contains growing layout requirements.

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Plant areas on the ground do not require to match the strategies specifically. The service provider may require to change the areas of hedges and trees for proper problem from the traveled means. Whenever possible, additionally avoid extremely rocky or inadequately drained pipes locations, old useful content roadbeds, indicator areas, and utility lines.


Select areas so branches of fully grown plants will certainly not expand right into the highway or over a right-of-way fence. Prior to growing, water and kill weeds for the size of time defined.


In predominantly rocky areas, consult with the task landscape architect for options to removing rocks. Take into consideration utilizing the rocks at drain electrical outlets or various other locations to prevent disintegration.


Examine that nails, lag screws, and hardware are galvanized and that lumber is of the specified high quality. Inspect the growing operation and check that the needs defined in the plant list are satisfied for the following: Hole size Container type Iron sulfate Soil modification or plant food Container mulch Foliage and origin see page guards Plant risks, if needed Irrigation useful test is accepted before growing job to guarantee watering water accessibility.

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Before transporting the plants to the growing location, baby room stakes are gotten rid of from the plants at the task website. Prior to ground cover is grown, trees and hedges for such locations are planted, sprinkled, mulched, and staked if needed.