- 670 - SECTION 804 -- FERTILIZING
804.01 Description
1.This work consists of furnishi ng and applying synthetic, organic or inorganic nutrients to the soil.
804.02 Material Requirements
1.Fertilizer bags shall have the fertilizer analysis attached and the DR Form 125 shall accompany bulk deliveries.
2.Fertilizer shall be a syntheti c, organic or inorganic product containing nitrogen, phosphoric acid, and potash in a recognized plant nutrient form.
3.Fertilizer shall be furnished a nd delivered in standard weight bags or bulk. Each bag shall be clearly mark ed with the analysis of the contents. Each bulk fertilizer delivery shall have a completed DR Form 125, "Fertilizer Certification". The bag analysis or DR Form 125 shall be provided by the supplier and given to the Engineer.
804.03 Construction Methods
1.The Contractor shall apply t he fertilizer uniformly with approved mechanical spreaders at the ra tes specified in the contract.
a.The fertilizer shall be applied prior to seeding and incorporated into the soil.
b.No fertilizer shall be used with in 50 feet from a wetland, lakes or streams.
2.Separate application of individual components may be required to achieve the specified application rate. Field blending will not be allowed.
3.The fertilizer shall be incorporat ed into the soil to a depth of not more than 3 inches (75 mm) with a disc, harrow, rake, or by other approved means before seeding or sodding.
4.The fertilizer for cover crop seed ing shall be incorporated into the soil to a depth of not more than 1 1/ 2 inches (38 mm) with a disc, harrow, rake, or by other approved means before cover crop seeding.
804.04 Method of Measurement and Basis of Payment
1.No measurement is required. This work will not be paid for directly but shall be considered as subsidiary to items that require fertilizer. - 671 - SECTION 805 -- SOIL AMENDMENT
805.01 Description
1.This work consists of furnishing and placing soil amendment on areas shown in the contract or as directed by the Engineer.
805.02 Material Requirements
1.Soil Amendment will be specified in the contract and selected from the Department’s Approved Products List.
2.The soil amendment shall be delivered to the site in packaging that clearly identifies the manufacturer, ty pe of soil amendment and weight per bag.
3.The Contractor shall provide t he necessary water required for the operation of applying the soil amendment.
805.03 Construction Methods
1.The Contractor shall apply the soil amendment within 24 hours after planting the seed or as directed by the Engineer. The soil amendment shall be applied uniformly over prepared areas with a hydromulch machine or other equipment necessary to uniformly apply the product as described in Section 801.03.
2.Prior to the application of th e Soil Amendment, drill one-half of the seed required per acre over an acre. The other one-half of the seed required per acre shall be incorporated into the soil amendment slurry and applied to the site.
3.Application Rates: a. Soil Amendment shall be applied at 2 tons per acre.
b.The required tons of so il amendment will be determined by multiplying 2 tons per acre by the acres of application.
c.The Engineer may direct the Contractor, in writing, to adjust the application rate resulting in an in crease or decrease of the required tons of soil amendment.
4.The Contractor shall refer to the manufacturer’s recommendations for appropriate product to water ratios.
5.The soil amendment shall be a pplied in a manner that ensures complete and uniform coverage. The Contractor shall apply the soil amendment from opposing directions or as directed by the Engineer.
805.04 Method of Measurement
1.Soil Amendment is measured by the ton.
2.The weight of Soil Amendment applied will be computed on the basis of the weight per bag multip lied by the number of bags used.
805.05 Basis of Payment
1.P a y I t e m P a y U n i t Soil Amendment Ton
Source: Nebraska Standard Specifications for Highway Construction, 2017 Edition. Pages 704–704 of 1,048.