Life Cycle Assessment of Flexible Pavement Construction Evaluation of the Properties of Asphalt Mixes Modified with Diatomite and Lignin Fiber: A Review The performance of asphalt mixtures modified with lignin fiber and glass fiber: A review Laboratory Study on the Performance of Asphalt Mixes Modified with a Novel Composite of Diatomite Powder and Lignin Fiber Laboratory Evaluation of Asphalt Mixture Performance Using Composite Admixtures of Lignin and Glass Fibers Comparative Life Cycle Assessment of Asphalt Mixtures Using Composite Admixtures of Lignin and Glass Fibers A comparative life cycle assessment of asphalt mixtures modified with a novel composite of diatomite powder and lignin fiber