Genesis Custom Grid Loop

<?php
/**
 * Template Name: Residential Portfolio
 * 
 */

remove_action ('genesis_loop', 'genesis_do_loop'); // Remove the standard loop
add_action( 'genesis_loop', 'custom_do_press_loop' ); // Add custom loop
add_filter( 'post_class', 'be_archive_post_class' );	

function custom_do_press_loop() {  
  		//Add Post Class Filter

			

	echo '<div class="page hentry entry">';
	echo '<h1 class="entry-title">Residential</h1>';
	echo '<div class="entry-content">';
	
		$args = array(
		'post_type' => 'project', 
		'types' => 'residential', 
'posts_per_page' => 100,
		'orderby' => 'date',
		'order' => 'DSC',
		'post_class' => $classes,
);

function be_archive_post_class( $classes ) {
	global $wp_query;
	if( ! $wp_query->is_main_query() )
		return $classes;
		
	$classes[] = 'one-third';
	
	
	if( 0 == $wp_query->current_post % 3 )
		$classes[] = 'first';
	return $classes;
}


	$loop = new WP_Query( $args );
	if( $loop->have_posts() ):
	
				
		while( $loop->have_posts() ): $loop->the_post(); global $post;

			echo '<div ' ;
			post_class( $classes );
			echo'>';
			echo '<a href="' .get_permalink(). '">'. get_the_post_thumbnail( $id, array( 500, 500) ).'</a>';
		echo '<h3 class="press-title"><a href="' .get_permalink(). '">' . get_the_title() . '</a></h3>';
	
	echo '</div>';
			
	
		endwhile;
		
	endif;

	
	echo '</div><!-- end .entry-content -->';
	
	

   
  
	echo '</div><!-- end .page .hentry .entry -->';
}
	
/** Remove Post Info */
remove_action('genesis_before_post_content','genesis_post_info');
remove_action('genesis_after_post_content','genesis_post_meta');
 
genesis();